Remove some old deprecated functions

core/css.js

@@ -72,17 +72,6 @@ Blockly.Css.inject = function(hasCss, pathToMedia) {
   document.head.insertBefore(cssNode, document.head.firstChild);
 };
 
-/**
- * Set the cursor to be displayed when over something draggable.
- * See https://github.com/google/blockly/issues/981 for context.
- * @param {*} _cursor Enum.
- * @deprecated April 2017.
- */
-Blockly.Css.setCursor = function(_cursor) {
-  console.warn('Deprecated call to Blockly.Css.setCursor. ' +
-      'See issue #981 for context');
-};
-
 /**
  * Array making up the CSS content for Blockly.
  */

core/variables.js

@@ -63,20 +63,6 @@ Blockly.Variables.allUsedVarModels = function(ws) {
   return variableList;
 };
 
-/**
- * Find all user-created variables that are in use in the workspace and return
- * only their names.
- * For use by generators.
- * To get a list of all variables on a workspace, including unused variables,
- * call Workspace.getAllVariables.
- * @deprecated January 2018
- */
-Blockly.Variables.allUsedVariables = function() {
-  console.warn('Deprecated call to Blockly.Variables.allUsedVariables. ' +
-      'Use Blockly.Variables.allUsedVarModels instead.\nIf this is a major ' +
-      'issue please file a bug on GitHub.');
-};
-
 /**
  * @private
  * @type {Object<string,boolean>}

core/workspace.js

@@ -409,21 +409,6 @@ Blockly.Workspace.prototype.deleteVariableById = function(id) {
   this.variableMap_.deleteVariableById(id);
 };
 
-/**
- * Check whether a variable exists with the given name.  The check is
- * case-insensitive.
- * @param {string} _name The name to check for.
- * @return {number} The index of the name in the variable list, or -1 if it is
- *     not present.
- * @deprecated April 2017
- */
-
-Blockly.Workspace.prototype.variableIndexOf = function(_name) {
-  console.warn(
-      'Deprecated call to Blockly.Workspace.prototype.variableIndexOf');
-  return -1;
-};
-
 /**
  * Find the variable by the given name and return it. Return null if it is not
  *     found.

core/workspace_svg.js

@@ -1231,16 +1231,6 @@ Blockly.WorkspaceSvg.prototype.render = function() {
   this.markerManager_.updateMarkers();
 };
 
-/**
- * Was used back when block highlighting (for execution) and block selection
- * (for editing) were the same thing.
- * Any calls of this function can be deleted.
- * @deprecated October 2016
- */
-Blockly.WorkspaceSvg.prototype.traceOn = function() {
-  console.warn('Deprecated call to traceOn, delete this.');
-};
-
 /**
  * Highlight or unhighlight a block in the workspace.  Block highlighting is
  * often used to visually mark blocks currently being executed.