diff --git a/blockly_compressed.js b/blockly_compressed.js
index d08e520f7..ba9602ea7 100644
--- a/blockly_compressed.js
+++ b/blockly_compressed.js
@@ -1053,7 +1053,7 @@ Blockly.Block.prototype.setTitleValue=function(a,b){console.warn("Deprecated cal
 Blockly.Block.prototype.setPreviousStatement=function(a,b){this.previousConnection&&(goog.asserts.assert(!this.previousConnection.targetConnection,"Must disconnect previous statement before removing connection."),this.previousConnection.dispose(),this.previousConnection=null);a&&(goog.asserts.assert(!this.outputConnection,"Remove output connection prior to adding previous connection."),void 0===b&&(b=null),this.previousConnection=new Blockly.Connection(this,Blockly.PREVIOUS_STATEMENT),this.previousConnection.setCheck(b));
 this.rendered&&(this.render(),this.bumpNeighbours_())};Blockly.Block.prototype.setNextStatement=function(a,b){this.nextConnection&&(goog.asserts.assert(!this.nextConnection.targetConnection,"Must disconnect next statement before removing connection."),this.nextConnection.dispose(),this.nextConnection=null);a&&(void 0===b&&(b=null),this.nextConnection=new Blockly.Connection(this,Blockly.NEXT_STATEMENT),this.nextConnection.setCheck(b));this.rendered&&(this.render(),this.bumpNeighbours_())};
 Blockly.Block.prototype.setOutput=function(a,b){this.outputConnection&&(goog.asserts.assert(!this.outputConnection.targetConnection,"Must disconnect output value before removing connection."),this.outputConnection.dispose(),this.outputConnection=null);a&&(goog.asserts.assert(!this.previousConnection,"Remove previous connection prior to adding output connection."),void 0===b&&(b=null),this.outputConnection=new Blockly.Connection(this,Blockly.OUTPUT_VALUE),this.outputConnection.setCheck(b));this.rendered&&
-(this.render(),this.bumpNeighbours_())};Blockly.Block.prototype.changeOutput=function(a){goog.asserts.assert(this.outputConnection,"Only use changeOutput() on blocks that already have an output.");this.outputConnection.setCheck(a)};Blockly.Block.prototype.setInputsInline=function(a){this.inputsInline=a;this.rendered&&(this.render(),this.bumpNeighbours_(),this.workspace.fireChangeEvent())};
+(this.render(),this.bumpNeighbours_())};Blockly.Block.prototype.setInputsInline=function(a){this.inputsInline=a;this.rendered&&(this.render(),this.bumpNeighbours_(),this.workspace.fireChangeEvent())};
 Blockly.Block.prototype.getInputsInline=function(){if(void 0!=this.inputsInline)return this.inputsInline;for(var a=1;a<this.inputList.length;a++)if(this.inputList[a-1].type==Blockly.DUMMY_INPUT&&this.inputList[a].type==Blockly.DUMMY_INPUT)return!1;for(a=1;a<this.inputList.length;a++)if(this.inputList[a-1].type==Blockly.INPUT_VALUE&&this.inputList[a].type==Blockly.DUMMY_INPUT)return!0;return!1};Blockly.Block.prototype.setDisabled=function(a){this.disabled=a};
 Blockly.Block.prototype.getInheritedDisabled=function(){for(var a=this;;){a=a.getSurroundParent();if(!a)return!1;if(a.disabled)return!0}};Blockly.Block.prototype.isCollapsed=function(){return this.collapsed_};Blockly.Block.prototype.setCollapsed=function(a){this.collapsed_=a};
 Blockly.Block.prototype.toString=function(a){var b=[];if(this.collapsed_)b.push(this.getInput("_TEMP_COLLAPSED_INPUT").fieldRow[0].text_);else for(var c=0,d;d=this.inputList[c];c++){for(var e=0,f;f=d.fieldRow[e];e++)b.push(f.getText());d.connection&&((d=d.connection.targetBlock())?b.push(d.toString()):b.push("?"))}b=goog.string.trim(b.join(" "))||"???";a&&(b=goog.string.truncate(b,a));return b};Blockly.Block.prototype.appendValueInput=function(a){return this.appendInput_(Blockly.INPUT_VALUE,a)};
diff --git a/blockly_uncompressed.js b/blockly_uncompressed.js
index f54ba615b..d2e3356ed 100644
--- a/blockly_uncompressed.js
+++ b/blockly_uncompressed.js
@@ -257,6 +257,7 @@ goog.addDependency("dom/fontsizemonitor_test.js", ['goog.dom.FontSizeMonitorTest
 goog.addDependency("dom/forms.js", ['goog.dom.forms'], ['goog.dom.InputType', 'goog.dom.TagName', 'goog.structs.Map']);
 goog.addDependency("dom/forms_test.js", ['goog.dom.formsTest'], ['goog.dom', 'goog.dom.forms', 'goog.testing.jsunit']);
 goog.addDependency("dom/fullscreen.js", ['goog.dom.fullscreen', 'goog.dom.fullscreen.EventType'], ['goog.dom', 'goog.userAgent']);
+goog.addDependency("dom/fullscreen_test.js", ['goog.dom.fullscreen_test'], ['goog.dom.DomHelper', 'goog.dom.fullscreen', 'goog.testing.PropertyReplacer', 'goog.testing.asserts', 'goog.testing.jsunit']);
 goog.addDependency("dom/iframe.js", ['goog.dom.iframe'], ['goog.dom', 'goog.dom.safe', 'goog.html.SafeHtml', 'goog.html.SafeStyle', 'goog.html.legacyconversions', 'goog.userAgent']);
 goog.addDependency("dom/iframe_test.js", ['goog.dom.iframeTest'], ['goog.dom', 'goog.dom.iframe', 'goog.html.SafeHtml', 'goog.html.SafeStyle', 'goog.string.Const', 'goog.testing.jsunit']);
 goog.addDependency("dom/inputtype.js", ['goog.dom.InputType'], []);
@@ -334,8 +335,8 @@ goog.addDependency("editor/command.js", ['goog.editor.Command'], []);
 goog.addDependency("editor/contenteditablefield.js", ['goog.editor.ContentEditableField'], ['goog.asserts', 'goog.editor.Field', 'goog.log']);
 goog.addDependency("editor/contenteditablefield_test.js", ['goog.editor.ContentEditableFieldTest'], ['goog.dom', 'goog.editor.ContentEditableField', 'goog.editor.field_test', 'goog.testing.jsunit']);
 goog.addDependency("editor/defines.js", ['goog.editor.defines'], []);
-goog.addDependency("editor/field.js", ['goog.editor.Field', 'goog.editor.Field.EventType'], ['goog.a11y.aria', 'goog.a11y.aria.Role', 'goog.array', 'goog.asserts', 'goog.async.Delay', 'goog.dom', 'goog.dom.Range', 'goog.dom.TagName', 'goog.editor.BrowserFeature', 'goog.editor.Command', 'goog.editor.Plugin', 'goog.editor.icontent', 'goog.editor.icontent.FieldFormatInfo', 'goog.editor.icontent.FieldStyleInfo', 'goog.editor.node', 'goog.editor.range', 'goog.events', 'goog.events.EventHandler', 'goog.events.EventTarget', 'goog.events.EventType', 'goog.events.KeyCodes', 'goog.functions', 'goog.log', 'goog.log.Level', 'goog.string', 'goog.string.Unicode', 'goog.style', 'goog.userAgent', 'goog.userAgent.product']);
-goog.addDependency("editor/field_test.js", ['goog.editor.field_test'], ['goog.dom', 'goog.dom.Range', 'goog.dom.TagName', 'goog.editor.BrowserFeature', 'goog.editor.Field', 'goog.editor.Plugin', 'goog.editor.range', 'goog.events', 'goog.events.BrowserEvent', 'goog.events.EventType', 'goog.events.KeyCodes', 'goog.functions', 'goog.testing.LooseMock', 'goog.testing.MockClock', 'goog.testing.dom', 'goog.testing.events', 'goog.testing.events.Event', 'goog.testing.recordFunction', 'goog.userAgent']);
+goog.addDependency("editor/field.js", ['goog.editor.Field', 'goog.editor.Field.EventType'], ['goog.a11y.aria', 'goog.a11y.aria.Role', 'goog.array', 'goog.asserts', 'goog.async.Delay', 'goog.dom', 'goog.dom.Range', 'goog.dom.TagName', 'goog.dom.classlist', 'goog.editor.BrowserFeature', 'goog.editor.Command', 'goog.editor.Plugin', 'goog.editor.icontent', 'goog.editor.icontent.FieldFormatInfo', 'goog.editor.icontent.FieldStyleInfo', 'goog.editor.node', 'goog.editor.range', 'goog.events', 'goog.events.EventHandler', 'goog.events.EventTarget', 'goog.events.EventType', 'goog.events.KeyCodes', 'goog.functions', 'goog.log', 'goog.log.Level', 'goog.string', 'goog.string.Unicode', 'goog.style', 'goog.userAgent', 'goog.userAgent.product']);
+goog.addDependency("editor/field_test.js", ['goog.editor.field_test'], ['goog.array', 'goog.dom', 'goog.dom.Range', 'goog.dom.TagName', 'goog.dom.classes', 'goog.editor.BrowserFeature', 'goog.editor.Field', 'goog.editor.Plugin', 'goog.editor.range', 'goog.events', 'goog.events.BrowserEvent', 'goog.events.EventType', 'goog.events.KeyCodes', 'goog.functions', 'goog.testing.LooseMock', 'goog.testing.MockClock', 'goog.testing.dom', 'goog.testing.events', 'goog.testing.events.Event', 'goog.testing.recordFunction', 'goog.userAgent']);
 goog.addDependency("editor/focus.js", ['goog.editor.focus'], ['goog.dom.selection']);
 goog.addDependency("editor/focus_test.js", ['goog.editor.focusTest'], ['goog.dom.selection', 'goog.editor.BrowserFeature', 'goog.editor.focus', 'goog.testing.jsunit']);
 goog.addDependency("editor/icontent.js", ['goog.editor.icontent', 'goog.editor.icontent.FieldFormatInfo', 'goog.editor.icontent.FieldStyleInfo'], ['goog.dom', 'goog.editor.BrowserFeature', 'goog.style', 'goog.userAgent']);
@@ -406,7 +407,7 @@ goog.addDependency("events/browserfeature.js", ['goog.events.BrowserFeature'], [
 goog.addDependency("events/event.js", ['goog.events.Event', 'goog.events.EventLike'], ['goog.Disposable', 'goog.events.EventId']);
 goog.addDependency("events/event_test.js", ['goog.events.EventTest'], ['goog.events.Event', 'goog.events.EventId', 'goog.events.EventTarget', 'goog.testing.jsunit']);
 goog.addDependency("events/eventhandler.js", ['goog.events.EventHandler'], ['goog.Disposable', 'goog.events', 'goog.object']);
-goog.addDependency("events/eventhandler_test.js", ['goog.events.EventHandlerTest'], ['goog.events', 'goog.events.EventHandler', 'goog.events.EventTarget', 'goog.testing.jsunit', 'goog.testing.recordFunction']);
+goog.addDependency("events/eventhandler_test.js", ['goog.events.EventHandlerTest'], ['goog.events', 'goog.events.EventHandler', 'goog.events.EventTarget', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.recordFunction']);
 goog.addDependency("events/eventid.js", ['goog.events.EventId'], []);
 goog.addDependency("events/events.js", ['goog.events', 'goog.events.CaptureSimulationMode', 'goog.events.Key', 'goog.events.ListenableType'], ['goog.asserts', 'goog.debug.entryPointRegistry', 'goog.events.BrowserEvent', 'goog.events.BrowserFeature', 'goog.events.Listenable', 'goog.events.ListenerMap']);
 goog.addDependency("events/events_test.js", ['goog.eventsTest'], ['goog.asserts.AssertionError', 'goog.debug.EntryPointMonitor', 'goog.debug.ErrorHandler', 'goog.debug.entryPointRegistry', 'goog.dom', 'goog.dom.TagName', 'goog.events', 'goog.events.BrowserFeature', 'goog.events.CaptureSimulationMode', 'goog.events.Event', 'goog.events.EventTarget', 'goog.events.EventType', 'goog.events.Listener', 'goog.functions', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.recordFunction']);
@@ -576,7 +577,7 @@ goog.addDependency("i18n/currency.js", ['goog.i18n.currency', 'goog.i18n.currenc
 goog.addDependency("i18n/currency_test.js", ['goog.i18n.currencyTest'], ['goog.i18n.NumberFormat', 'goog.i18n.currency', 'goog.i18n.currency.CurrencyInfo', 'goog.object', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit']);
 goog.addDependency("i18n/currencycodemap.js", ['goog.i18n.currencyCodeMap', 'goog.i18n.currencyCodeMapTier2'], []);
 goog.addDependency("i18n/datetimeformat.js", ['goog.i18n.DateTimeFormat', 'goog.i18n.DateTimeFormat.Format'], ['goog.asserts', 'goog.date', 'goog.i18n.DateTimeSymbols', 'goog.i18n.TimeZone', 'goog.string']);
-goog.addDependency("i18n/datetimeformat_test.js", ['goog.i18n.DateTimeFormatTest'], ['goog.date.Date', 'goog.date.DateTime', 'goog.i18n.DateTimeFormat', 'goog.i18n.DateTimePatterns', 'goog.i18n.DateTimePatterns_de', 'goog.i18n.DateTimePatterns_en', 'goog.i18n.DateTimePatterns_fa', 'goog.i18n.DateTimePatterns_fr', 'goog.i18n.DateTimePatterns_ja', 'goog.i18n.DateTimePatterns_sv', 'goog.i18n.DateTimeSymbols', 'goog.i18n.DateTimeSymbols_ar_AE', 'goog.i18n.DateTimeSymbols_ar_SA', 'goog.i18n.DateTimeSymbols_bn_BD', 'goog.i18n.DateTimeSymbols_de', 'goog.i18n.DateTimeSymbols_en', 'goog.i18n.DateTimeSymbols_en_GB', 'goog.i18n.DateTimeSymbols_en_IE', 'goog.i18n.DateTimeSymbols_en_IN', 'goog.i18n.DateTimeSymbols_en_US', 'goog.i18n.DateTimeSymbols_fa', 'goog.i18n.DateTimeSymbols_fr', 'goog.i18n.DateTimeSymbols_fr_DJ', 'goog.i18n.DateTimeSymbols_he_IL', 'goog.i18n.DateTimeSymbols_ja', 'goog.i18n.DateTimeSymbols_ro_RO', 'goog.i18n.DateTimeSymbols_sv', 'goog.i18n.TimeZone', 'goog.testing.jsunit']);
+goog.addDependency("i18n/datetimeformat_test.js", ['goog.i18n.DateTimeFormatTest'], ['goog.date.Date', 'goog.date.DateTime', 'goog.i18n.DateTimeFormat', 'goog.i18n.DateTimePatterns', 'goog.i18n.DateTimePatterns_ar', 'goog.i18n.DateTimePatterns_de', 'goog.i18n.DateTimePatterns_en', 'goog.i18n.DateTimePatterns_fa', 'goog.i18n.DateTimePatterns_fr', 'goog.i18n.DateTimePatterns_ja', 'goog.i18n.DateTimePatterns_sv', 'goog.i18n.DateTimeSymbols', 'goog.i18n.DateTimeSymbols_ar', 'goog.i18n.DateTimeSymbols_ar_AE', 'goog.i18n.DateTimeSymbols_ar_SA', 'goog.i18n.DateTimeSymbols_bn_BD', 'goog.i18n.DateTimeSymbols_de', 'goog.i18n.DateTimeSymbols_en', 'goog.i18n.DateTimeSymbols_en_GB', 'goog.i18n.DateTimeSymbols_en_IE', 'goog.i18n.DateTimeSymbols_en_IN', 'goog.i18n.DateTimeSymbols_en_US', 'goog.i18n.DateTimeSymbols_fa', 'goog.i18n.DateTimeSymbols_fr', 'goog.i18n.DateTimeSymbols_fr_DJ', 'goog.i18n.DateTimeSymbols_he_IL', 'goog.i18n.DateTimeSymbols_ja', 'goog.i18n.DateTimeSymbols_ro_RO', 'goog.i18n.DateTimeSymbols_sv', 'goog.i18n.TimeZone', 'goog.testing.jsunit']);
 goog.addDependency("i18n/datetimeparse.js", ['goog.i18n.DateTimeParse'], ['goog.date', 'goog.i18n.DateTimeFormat', 'goog.i18n.DateTimeSymbols']);
 goog.addDependency("i18n/datetimeparse_test.js", ['goog.i18n.DateTimeParseTest'], ['goog.date.Date', 'goog.i18n.DateTimeFormat', 'goog.i18n.DateTimeParse', 'goog.i18n.DateTimeSymbols', 'goog.i18n.DateTimeSymbols_en', 'goog.i18n.DateTimeSymbols_fa', 'goog.i18n.DateTimeSymbols_fr', 'goog.i18n.DateTimeSymbols_pl', 'goog.i18n.DateTimeSymbols_zh', 'goog.testing.ExpectedFailures', 'goog.testing.jsunit', 'goog.userAgent']);
 goog.addDependency("i18n/datetimepatterns.js", ['goog.i18n.DateTimePatterns', 'goog.i18n.DateTimePatterns_af', 'goog.i18n.DateTimePatterns_am', 'goog.i18n.DateTimePatterns_ar', 'goog.i18n.DateTimePatterns_az', 'goog.i18n.DateTimePatterns_be', 'goog.i18n.DateTimePatterns_bg', 'goog.i18n.DateTimePatterns_bn', 'goog.i18n.DateTimePatterns_br', 'goog.i18n.DateTimePatterns_bs', 'goog.i18n.DateTimePatterns_ca', 'goog.i18n.DateTimePatterns_chr', 'goog.i18n.DateTimePatterns_cs', 'goog.i18n.DateTimePatterns_cy', 'goog.i18n.DateTimePatterns_da', 'goog.i18n.DateTimePatterns_de', 'goog.i18n.DateTimePatterns_de_AT', 'goog.i18n.DateTimePatterns_de_CH', 'goog.i18n.DateTimePatterns_el', 'goog.i18n.DateTimePatterns_en', 'goog.i18n.DateTimePatterns_en_AU', 'goog.i18n.DateTimePatterns_en_CA', 'goog.i18n.DateTimePatterns_en_GB', 'goog.i18n.DateTimePatterns_en_IE', 'goog.i18n.DateTimePatterns_en_IN', 'goog.i18n.DateTimePatterns_en_SG', 'goog.i18n.DateTimePatterns_en_US', 'goog.i18n.DateTimePatterns_en_ZA', 'goog.i18n.DateTimePatterns_es', 'goog.i18n.DateTimePatterns_es_419', 'goog.i18n.DateTimePatterns_es_ES', 'goog.i18n.DateTimePatterns_es_MX', 'goog.i18n.DateTimePatterns_es_US', 'goog.i18n.DateTimePatterns_et', 'goog.i18n.DateTimePatterns_eu', 'goog.i18n.DateTimePatterns_fa', 'goog.i18n.DateTimePatterns_fi', 'goog.i18n.DateTimePatterns_fil', 'goog.i18n.DateTimePatterns_fr', 'goog.i18n.DateTimePatterns_fr_CA', 'goog.i18n.DateTimePatterns_ga', 'goog.i18n.DateTimePatterns_gl', 'goog.i18n.DateTimePatterns_gsw', 'goog.i18n.DateTimePatterns_gu', 'goog.i18n.DateTimePatterns_haw', 'goog.i18n.DateTimePatterns_he', 'goog.i18n.DateTimePatterns_hi', 'goog.i18n.DateTimePatterns_hr', 'goog.i18n.DateTimePatterns_hu', 'goog.i18n.DateTimePatterns_hy', 'goog.i18n.DateTimePatterns_id', 'goog.i18n.DateTimePatterns_in', 'goog.i18n.DateTimePatterns_is', 'goog.i18n.DateTimePatterns_it', 'goog.i18n.DateTimePatterns_iw', 'goog.i18n.DateTimePatterns_ja', 'goog.i18n.DateTimePatterns_ka', 'goog.i18n.DateTimePatterns_kk', 'goog.i18n.DateTimePatterns_km', 'goog.i18n.DateTimePatterns_kn', 'goog.i18n.DateTimePatterns_ko', 'goog.i18n.DateTimePatterns_ky', 'goog.i18n.DateTimePatterns_ln', 'goog.i18n.DateTimePatterns_lo', 'goog.i18n.DateTimePatterns_lt', 'goog.i18n.DateTimePatterns_lv', 'goog.i18n.DateTimePatterns_mk', 'goog.i18n.DateTimePatterns_ml', 'goog.i18n.DateTimePatterns_mn', 'goog.i18n.DateTimePatterns_mo', 'goog.i18n.DateTimePatterns_mr', 'goog.i18n.DateTimePatterns_ms', 'goog.i18n.DateTimePatterns_mt', 'goog.i18n.DateTimePatterns_my', 'goog.i18n.DateTimePatterns_nb', 'goog.i18n.DateTimePatterns_ne', 'goog.i18n.DateTimePatterns_nl', 'goog.i18n.DateTimePatterns_no', 'goog.i18n.DateTimePatterns_no_NO', 'goog.i18n.DateTimePatterns_or', 'goog.i18n.DateTimePatterns_pa', 'goog.i18n.DateTimePatterns_pl', 'goog.i18n.DateTimePatterns_pt', 'goog.i18n.DateTimePatterns_pt_BR', 'goog.i18n.DateTimePatterns_pt_PT', 'goog.i18n.DateTimePatterns_ro', 'goog.i18n.DateTimePatterns_ru', 'goog.i18n.DateTimePatterns_sh', 'goog.i18n.DateTimePatterns_si', 'goog.i18n.DateTimePatterns_sk', 'goog.i18n.DateTimePatterns_sl', 'goog.i18n.DateTimePatterns_sq', 'goog.i18n.DateTimePatterns_sr', 'goog.i18n.DateTimePatterns_sr_Latn', 'goog.i18n.DateTimePatterns_sv', 'goog.i18n.DateTimePatterns_sw', 'goog.i18n.DateTimePatterns_ta', 'goog.i18n.DateTimePatterns_te', 'goog.i18n.DateTimePatterns_th', 'goog.i18n.DateTimePatterns_tl', 'goog.i18n.DateTimePatterns_tr', 'goog.i18n.DateTimePatterns_uk', 'goog.i18n.DateTimePatterns_ur', 'goog.i18n.DateTimePatterns_uz', 'goog.i18n.DateTimePatterns_vi', 'goog.i18n.DateTimePatterns_zh', 'goog.i18n.DateTimePatterns_zh_CN', 'goog.i18n.DateTimePatterns_zh_HK', 'goog.i18n.DateTimePatterns_zh_TW', 'goog.i18n.DateTimePatterns_zu'], []);
@@ -651,7 +652,7 @@ goog.addDependency("labs/net/xhr.js", ['goog.labs.net.xhr', 'goog.labs.net.xhr.E
 goog.addDependency("labs/net/xhr_test.js", ['goog.labs.net.xhrTest'], ['goog.Promise', 'goog.labs.net.xhr', 'goog.net.WrapperXmlHttpFactory', 'goog.net.XmlHttp', 'goog.testing.MockClock', 'goog.testing.jsunit', 'goog.userAgent']);
 goog.addDependency("labs/net/webchannel/basetestchannel.js", ['goog.labs.net.webChannel.BaseTestChannel'], ['goog.labs.net.webChannel.Channel', 'goog.labs.net.webChannel.ChannelRequest', 'goog.labs.net.webChannel.requestStats', 'goog.labs.net.webChannel.requestStats.Stat']);
 goog.addDependency("labs/net/webchannel/channel.js", ['goog.labs.net.webChannel.Channel'], []);
-goog.addDependency("labs/net/webchannel/channelrequest.js", ['goog.labs.net.webChannel.ChannelRequest'], ['goog.Timer', 'goog.async.Throttle', 'goog.events.EventHandler', 'goog.labs.net.webChannel.requestStats', 'goog.labs.net.webChannel.requestStats.ServerReachability', 'goog.labs.net.webChannel.requestStats.Stat', 'goog.net.ErrorCode', 'goog.net.EventType', 'goog.net.XmlHttp', 'goog.object', 'goog.uri.utils.StandardQueryParam', 'goog.userAgent']);
+goog.addDependency("labs/net/webchannel/channelrequest.js", ['goog.labs.net.webChannel.ChannelRequest'], ['goog.Timer', 'goog.async.Throttle', 'goog.events.EventHandler', 'goog.labs.net.webChannel.requestStats', 'goog.labs.net.webChannel.requestStats.ServerReachability', 'goog.labs.net.webChannel.requestStats.Stat', 'goog.net.ErrorCode', 'goog.net.EventType', 'goog.net.XmlHttp', 'goog.object', 'goog.userAgent']);
 goog.addDependency("labs/net/webchannel/channelrequest_test.js", ['goog.labs.net.webChannel.channelRequestTest'], ['goog.Uri', 'goog.functions', 'goog.labs.net.webChannel.ChannelRequest', 'goog.labs.net.webChannel.WebChannelDebug', 'goog.labs.net.webChannel.requestStats', 'goog.labs.net.webChannel.requestStats.ServerReachability', 'goog.testing.MockClock', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.net.XhrIo', 'goog.testing.recordFunction']);
 goog.addDependency("labs/net/webchannel/connectionstate.js", ['goog.labs.net.webChannel.ConnectionState'], []);
 goog.addDependency("labs/net/webchannel/forwardchannelrequestpool.js", ['goog.labs.net.webChannel.ForwardChannelRequestPool'], ['goog.array', 'goog.string', 'goog.structs.Set']);
@@ -831,6 +832,8 @@ goog.addDependency("net/crossdomainrpc.js", ['goog.net.CrossDomainRpc'], ['goog.
 goog.addDependency("net/crossdomainrpc_test.js", ['goog.net.CrossDomainRpcTest'], ['goog.Promise', 'goog.log', 'goog.net.CrossDomainRpc', 'goog.testing.jsunit', 'goog.userAgent', 'goog.userAgent.product']);
 goog.addDependency("net/errorcode.js", ['goog.net.ErrorCode'], []);
 goog.addDependency("net/eventtype.js", ['goog.net.EventType'], []);
+goog.addDependency("net/fetchxmlhttpfactory.js", ['goog.net.FetchXmlHttp', 'goog.net.FetchXmlHttpFactory'], ['goog.asserts', 'goog.events.EventTarget', 'goog.functions', 'goog.log', 'goog.net.XhrLike', 'goog.net.XmlHttpFactory']);
+goog.addDependency("net/fetchxmlhttpfactory_test.js", ['goog.net.FetchXmlHttpFactoryTest'], ['goog.net.FetchXmlHttp', 'goog.net.FetchXmlHttpFactory', 'goog.testing.MockControl', 'goog.testing.jsunit', 'goog.testing.recordFunction', 'goog.userAgent.product', 'goog.userAgent.product.isVersion']);
 goog.addDependency("net/filedownloader.js", ['goog.net.FileDownloader', 'goog.net.FileDownloader.Error'], ['goog.Disposable', 'goog.asserts', 'goog.async.Deferred', 'goog.crypt.hash32', 'goog.debug.Error', 'goog.events', 'goog.events.EventHandler', 'goog.fs', 'goog.fs.DirectoryEntry', 'goog.fs.Error', 'goog.fs.FileSaver', 'goog.net.EventType', 'goog.net.XhrIo', 'goog.net.XhrIoPool', 'goog.object']);
 goog.addDependency("net/filedownloader_test.js", ['goog.net.FileDownloaderTest'], ['goog.fs.Error', 'goog.net.ErrorCode', 'goog.net.FileDownloader', 'goog.net.XhrIo', 'goog.testing.PropertyReplacer', 'goog.testing.fs', 'goog.testing.fs.FileSystem', 'goog.testing.jsunit', 'goog.testing.net.XhrIoPool']);
 goog.addDependency("net/httpstatus.js", ['goog.net.HttpStatus'], []);
@@ -844,7 +847,7 @@ goog.addDependency("net/imageloader.js", ['goog.net.ImageLoader'], ['goog.array'
 goog.addDependency("net/imageloader_test.js", ['goog.net.ImageLoaderTest'], ['goog.Timer', 'goog.array', 'goog.dispose', 'goog.events', 'goog.events.Event', 'goog.events.EventType', 'goog.net.EventType', 'goog.net.ImageLoader', 'goog.object', 'goog.string', 'goog.testing.AsyncTestCase', 'goog.testing.jsunit', 'goog.testing.recordFunction']);
 goog.addDependency("net/ipaddress.js", ['goog.net.IpAddress', 'goog.net.Ipv4Address', 'goog.net.Ipv6Address'], ['goog.array', 'goog.math.Integer', 'goog.object', 'goog.string']);
 goog.addDependency("net/ipaddress_test.js", ['goog.net.IpAddressTest'], ['goog.math.Integer', 'goog.net.IpAddress', 'goog.net.Ipv4Address', 'goog.net.Ipv6Address', 'goog.testing.jsunit']);
-goog.addDependency("net/jsloader.js", ['goog.net.jsloader', 'goog.net.jsloader.Error', 'goog.net.jsloader.ErrorCode', 'goog.net.jsloader.Options'], ['goog.array', 'goog.async.Deferred', 'goog.debug.Error', 'goog.dom', 'goog.dom.TagName']);
+goog.addDependency("net/jsloader.js", ['goog.net.jsloader', 'goog.net.jsloader.Error', 'goog.net.jsloader.ErrorCode', 'goog.net.jsloader.Options'], ['goog.array', 'goog.async.Deferred', 'goog.debug.Error', 'goog.dom', 'goog.dom.TagName', 'goog.object']);
 goog.addDependency("net/jsloader_test.js", ['goog.net.jsloaderTest'], ['goog.array', 'goog.dom', 'goog.dom.TagName', 'goog.net.jsloader', 'goog.net.jsloader.ErrorCode', 'goog.testing.AsyncTestCase', 'goog.testing.jsunit']);
 goog.addDependency("net/jsonp.js", ['goog.net.Jsonp'], ['goog.Uri', 'goog.net.jsloader']);
 goog.addDependency("net/jsonp_test.js", ['goog.net.JsonpTest'], ['goog.net.Jsonp', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.recordFunction', 'goog.userAgent']);
@@ -903,7 +906,7 @@ goog.addDependency("positioning/viewportclientposition.js", ['goog.positioning.V
 goog.addDependency("positioning/viewportclientposition_test.js", ['goog.positioning.ViewportClientPositionTest'], ['goog.dom', 'goog.positioning.Corner', 'goog.positioning.Overflow', 'goog.positioning.ViewportClientPosition', 'goog.style', 'goog.testing.jsunit', 'goog.userAgent']);
 goog.addDependency("positioning/viewportposition.js", ['goog.positioning.ViewportPosition'], ['goog.math.Coordinate', 'goog.positioning', 'goog.positioning.AbstractPosition', 'goog.positioning.Corner', 'goog.style']);
 goog.addDependency("promise/promise.js", ['goog.Promise'], ['goog.Thenable', 'goog.asserts', 'goog.async.FreeList', 'goog.async.run', 'goog.async.throwException', 'goog.debug.Error', 'goog.promise.Resolver']);
-goog.addDependency("promise/promise_test.js", ['goog.PromiseTest'], ['goog.Promise', 'goog.Thenable', 'goog.Timer', 'goog.functions', 'goog.testing.MockClock', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.recordFunction']);
+goog.addDependency("promise/promise_test.js", ['goog.PromiseTest'], ['goog.Promise', 'goog.Thenable', 'goog.Timer', 'goog.functions', 'goog.testing.MockClock', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.testing.recordFunction', 'goog.userAgent']);
 goog.addDependency("promise/resolver.js", ['goog.promise.Resolver'], []);
 goog.addDependency("promise/testsuiteadapter.js", ['goog.promise.testSuiteAdapter'], ['goog.Promise']);
 goog.addDependency("promise/thenable.js", ['goog.Thenable'], []);
@@ -1098,7 +1101,7 @@ goog.addDependency("testing/performancetable.js", ['goog.testing.PerformanceTabl
 goog.addDependency("testing/performancetimer.js", ['goog.testing.PerformanceTimer', 'goog.testing.PerformanceTimer.Task'], ['goog.array', 'goog.async.Deferred', 'goog.math']);
 goog.addDependency("testing/performancetimer_test.js", ['goog.testing.PerformanceTimerTest'], ['goog.async.Deferred', 'goog.dom', 'goog.math', 'goog.testing.MockClock', 'goog.testing.PerformanceTimer', 'goog.testing.jsunit']);
 goog.addDependency("testing/propertyreplacer.js", ['goog.testing.PropertyReplacer'], ['goog.testing.ObjectPropertyString', 'goog.userAgent']);
-goog.addDependency("testing/propertyreplacer_test.js", ['goog.testing.PropertyReplacerTest'], ['goog.dom.TagName', 'goog.testing.PropertyReplacer', 'goog.testing.asserts', 'goog.testing.jsunit']);
+goog.addDependency("testing/propertyreplacer_test.js", ['goog.testing.PropertyReplacerTest'], ['goog.dom.TagName', 'goog.testing.PropertyReplacer', 'goog.testing.asserts', 'goog.testing.jsunit', 'goog.userAgent.product', 'goog.userAgent.product.isVersion']);
 goog.addDependency("testing/pseudorandom.js", ['goog.testing.PseudoRandom'], ['goog.Disposable']);
 goog.addDependency("testing/pseudorandom_test.js", ['goog.testing.PseudoRandomTest'], ['goog.testing.PseudoRandom', 'goog.testing.jsunit']);
 goog.addDependency("testing/recordfunction.js", ['goog.testing.FunctionCall', 'goog.testing.recordConstructor', 'goog.testing.recordFunction'], ['goog.testing.asserts']);
@@ -1154,7 +1157,7 @@ goog.addDependency("testing/messaging/mockmessagechannel.js", ['goog.testing.mes
 goog.addDependency("testing/messaging/mockmessageevent.js", ['goog.testing.messaging.MockMessageEvent'], ['goog.events.BrowserEvent', 'goog.events.EventType', 'goog.testing.events.Event']);
 goog.addDependency("testing/messaging/mockmessageport.js", ['goog.testing.messaging.MockMessagePort'], ['goog.events.EventTarget']);
 goog.addDependency("testing/messaging/mockportnetwork.js", ['goog.testing.messaging.MockPortNetwork'], ['goog.messaging.PortNetwork', 'goog.testing.messaging.MockMessageChannel']);
-goog.addDependency("testing/net/xhrio.js", ['goog.testing.net.XhrIo'], ['goog.array', 'goog.dom.xml', 'goog.events', 'goog.events.EventTarget', 'goog.json', 'goog.net.ErrorCode', 'goog.net.EventType', 'goog.net.HttpStatus', 'goog.net.XhrIo', 'goog.net.XmlHttp', 'goog.object', 'goog.structs.Map']);
+goog.addDependency("testing/net/xhrio.js", ['goog.testing.net.XhrIo'], ['goog.array', 'goog.dom.xml', 'goog.events', 'goog.events.EventTarget', 'goog.json', 'goog.net.ErrorCode', 'goog.net.EventType', 'goog.net.HttpStatus', 'goog.net.XhrIo', 'goog.net.XmlHttp', 'goog.object', 'goog.structs.Map', 'goog.uri.utils']);
 goog.addDependency("testing/net/xhrio_test.js", ['goog.testing.net.XhrIoTest'], ['goog.dom.xml', 'goog.events', 'goog.events.Event', 'goog.net.ErrorCode', 'goog.net.EventType', 'goog.net.XmlHttp', 'goog.object', 'goog.testing.MockControl', 'goog.testing.asserts', 'goog.testing.jsunit', 'goog.testing.mockmatchers.InstanceOf', 'goog.testing.net.XhrIo']);
 goog.addDependency("testing/net/xhriopool.js", ['goog.testing.net.XhrIoPool'], ['goog.net.XhrIoPool', 'goog.testing.net.XhrIo']);
 goog.addDependency("testing/proto2/proto2.js", ['goog.testing.proto2'], ['goog.proto2.Message', 'goog.proto2.ObjectSerializer', 'goog.testing.asserts']);
@@ -1360,7 +1363,7 @@ goog.addDependency("ui/splitbehavior_test.js", ['goog.ui.SplitBehaviorTest'], ['
 goog.addDependency("ui/splitpane.js", ['goog.ui.SplitPane', 'goog.ui.SplitPane.Orientation'], ['goog.asserts', 'goog.dom', 'goog.dom.TagName', 'goog.dom.classlist', 'goog.events.EventType', 'goog.fx.Dragger', 'goog.math.Rect', 'goog.math.Size', 'goog.style', 'goog.ui.Component', 'goog.userAgent']);
 goog.addDependency("ui/splitpane_test.js", ['goog.ui.SplitPaneTest'], ['goog.dom', 'goog.dom.TagName', 'goog.dom.classlist', 'goog.events', 'goog.math.Size', 'goog.style', 'goog.testing.events', 'goog.testing.jsunit', 'goog.testing.recordFunction', 'goog.ui.Component', 'goog.ui.SplitPane']);
 goog.addDependency("ui/submenu.js", ['goog.ui.SubMenu'], ['goog.Timer', 'goog.asserts', 'goog.dom', 'goog.dom.classlist', 'goog.events.KeyCodes', 'goog.positioning.AnchoredViewportPosition', 'goog.positioning.Corner', 'goog.style', 'goog.ui.Component', 'goog.ui.Menu', 'goog.ui.MenuItem', 'goog.ui.SubMenuRenderer', 'goog.ui.registry']);
-goog.addDependency("ui/submenu_test.js", ['goog.ui.SubMenuTest'], ['goog.dom', 'goog.dom.classlist', 'goog.events', 'goog.events.Event', 'goog.events.KeyCodes', 'goog.functions', 'goog.positioning', 'goog.positioning.Overflow', 'goog.style', 'goog.testing.MockClock', 'goog.testing.events', 'goog.testing.jsunit', 'goog.ui.Component', 'goog.ui.Menu', 'goog.ui.MenuItem', 'goog.ui.SubMenu', 'goog.ui.SubMenuRenderer']);
+goog.addDependency("ui/submenu_test.js", ['goog.ui.SubMenuTest'], ['goog.a11y.aria', 'goog.a11y.aria.State', 'goog.dom', 'goog.dom.classlist', 'goog.events', 'goog.events.Event', 'goog.events.KeyCodes', 'goog.events.KeyHandler', 'goog.functions', 'goog.positioning', 'goog.positioning.Overflow', 'goog.style', 'goog.testing.MockClock', 'goog.testing.events', 'goog.testing.jsunit', 'goog.ui.Component', 'goog.ui.Menu', 'goog.ui.MenuItem', 'goog.ui.SubMenu', 'goog.ui.SubMenuRenderer']);
 goog.addDependency("ui/submenurenderer.js", ['goog.ui.SubMenuRenderer'], ['goog.a11y.aria', 'goog.a11y.aria.State', 'goog.asserts', 'goog.dom', 'goog.dom.TagName', 'goog.dom.classlist', 'goog.style', 'goog.ui.Menu', 'goog.ui.MenuItemRenderer']);
 goog.addDependency("ui/tab.js", ['goog.ui.Tab'], ['goog.ui.Component', 'goog.ui.Control', 'goog.ui.TabRenderer', 'goog.ui.registry']);
 goog.addDependency("ui/tab_test.js", ['goog.ui.TabTest'], ['goog.dom', 'goog.testing.jsunit', 'goog.ui.Component', 'goog.ui.Tab', 'goog.ui.TabRenderer']);
@@ -1522,7 +1525,7 @@ goog.addDependency("vec/vec4.js", ['goog.vec.Vec4'], ['goog.vec']);
 goog.addDependency("vec/vec4d.js", ['goog.vec.vec4d', 'goog.vec.vec4d.Type'], ['goog.vec']);
 goog.addDependency("vec/vec4f.js", ['goog.vec.vec4f', 'goog.vec.vec4f.Type'], ['goog.vec']);
 goog.addDependency("webgl/webgl.js", ['goog.webgl'], []);
-goog.addDependency("window/window.js", ['goog.window'], ['goog.dom.TagName', 'goog.labs.userAgent.platform', 'goog.string', 'goog.userAgent']);
+goog.addDependency("window/window.js", ['goog.window'], ['goog.dom.TagName', 'goog.dom.safe', 'goog.html.SafeUrl', 'goog.html.uncheckedconversions', 'goog.labs.userAgent.platform', 'goog.string', 'goog.string.Const', 'goog.userAgent']);
 goog.addDependency("window/window_test.js", ['goog.windowTest'], ['goog.Promise', 'goog.dom', 'goog.dom.TagName', 'goog.events', 'goog.functions', 'goog.labs.userAgent.browser', 'goog.labs.userAgent.engine', 'goog.labs.userAgent.platform', 'goog.string', 'goog.testing.PropertyReplacer', 'goog.testing.jsunit', 'goog.window']);
 goog.addDependency("../../third_party/closure/goog/base.js", [], []);
 goog.addDependency("../../third_party/closure/goog/deps.js", [], []);
diff --git a/core/block.js b/core/block.js
index 71cf54721..45868e1f2 100644
--- a/core/block.js
+++ b/core/block.js
@@ -758,20 +758,6 @@ Blockly.Block.prototype.setOutput = function(newBoolean, opt_check) {
   }
 };
 
-/**
- * Change the output type on a block.
- * @param {string|Array.<string>|null} check Returned type or list of
- *     returned types.  Null or undefined if any type could be returned
- *     (e.g. variable get).  It is fine if this is the same as the old type.
- * @throws {goog.asserts.AssertionError} if the block did not already have an
- *     output.
- */
-Blockly.Block.prototype.changeOutput = function(check) {
-  goog.asserts.assert(this.outputConnection,
-      'Only use changeOutput() on blocks that already have an output.');
-  this.outputConnection.setCheck(check);
-};
-
 /**
  * Set whether value inputs are arranged horizontally or vertically.
  * @param {boolean} newBoolean True if inputs are horizontal.