Prevent unmovable blocks from being copied. Squish compiler warnings.

git-svn-id: http://blockly.googlecode.com/svn/trunk@1756 c400ca83-b69d-9dd7-9705-49c6b8615e23

core/block.js

@@ -640,7 +640,7 @@ Blockly.Block.prototype.showContextMenu_ = function(e) {
   var block = this;
   var options = [];
 
-  if (this.isDeletable() && !block.isInFlyout) {
+  if (this.isDeletable() && this.isMovable() && !block.isInFlyout) {
     // Option to duplicate this block.
     var duplicateOption = {
       text: Blockly.Msg.DUPLICATE_BLOCK,

core/blockly.js

@@ -375,7 +375,8 @@ Blockly.onKeyDown_ = function(e) {
       e.preventDefault();
     }
   } else if (e.altKey || e.ctrlKey || e.metaKey) {
-    if (Blockly.selected && Blockly.selected.isDeletable() &&
+    if (Blockly.selected &&
+        Blockly.selected.isDeletable() && Blockly.selected.isMovable() &&
         Blockly.selected.workspace == Blockly.mainWorkspace) {
       Blockly.hideChaff();
       if (e.keyCode == 67) {

core/blocks.js

@@ -107,8 +107,11 @@ Blockly.Blocks.addTemplate = function(details) {
         'details.nextStatement must not be true.');
   }
 
-  // Build up template.
   var block = {};
+  /**
+   * Build up template.
+   * @this Blockly.Block
+   */
   block.init = function() {
     var thisBlock = this;
     // Set basic properties of block.

core/realtime.js

@@ -185,7 +185,7 @@ Blockly.Realtime.initializeModel_ = function(model) {
  * @param {!Blockly.Block} block The block to remove.
  */
 Blockly.Realtime.removeBlock = function(block) {
-  Blockly.Realtime.blocksMap_.delete(block.id.toString());
+  Blockly.Realtime.blocksMap_['delete'](block.id.toString());
 };
 
 /**