Fix comments' cursor in Chrome.

blockly_compressed.js

@@ -1354,7 +1354,7 @@ Blockly.onKeyDown_=function(a){if(!Blockly.isTargetInput_(a))if(27==a.keyCode)Bl
 Blockly.longStop_=function(){Blockly.longPid_&&(clearTimeout(Blockly.longPid_),Blockly.longPid_=0)};Blockly.copy_=function(a){var b=Blockly.Xml.blockToDom_(a);Blockly.Xml.deleteNext(b);a=a.getRelativeToSurfaceXY();b.setAttribute("x",Blockly.RTL?-a.x:a.x);b.setAttribute("y",a.y);Blockly.clipboard_=b};
 Blockly.showContextMenu_=function(a){if(!Blockly.readOnly){var b=[];if(Blockly.collapse){for(var c=!1,d=!1,e=Blockly.mainWorkspace.getTopBlocks(!1),f=0;f<e.length;f++)for(var g=e[f];g;)g.isCollapsed()?c=!0:d=!0,g=g.getNextBlock();d={enabled:d};d.text=Blockly.Msg.COLLAPSE_ALL;d.callback=function(){for(var a=0,b=0;b<e.length;b++)for(var c=e[b];c;)setTimeout(c.setCollapsed.bind(c,!0),a),c=c.getNextBlock(),a+=10};b.push(d);c={enabled:c};c.text=Blockly.Msg.EXPAND_ALL;c.callback=function(){for(var a=0,
 b=0;b<e.length;b++)for(var c=e[b];c;)setTimeout(c.setCollapsed.bind(c,!1),a),c=c.getNextBlock(),a+=10};b.push(c)}Blockly.ContextMenu.show(a,b)}};Blockly.onContextMenu_=function(a){Blockly.isTargetInput_(a)||a.preventDefault()};Blockly.hideChaff=function(a){Blockly.Tooltip.hide();Blockly.WidgetDiv.hide();!a&&Blockly.mainWorkspace.toolbox_&&Blockly.mainWorkspace.toolbox_.flyout_&&Blockly.mainWorkspace.toolbox_.flyout_.autoClose&&Blockly.mainWorkspace.toolbox_.clearSelection()};
-Blockly.removeAllRanges=function(){getSelection()&&setTimeout(function(){try{getSelection().removeAllRanges()}catch(a){}},0)};Blockly.isTargetInput_=function(a){return"textarea"==a.target.type||"text"==a.target.type||"number"==a.target.type||"email"==a.target.type||"password"==a.target.type||"search"==a.target.type||"tel"==a.target.type||"url"==a.target.type};
+Blockly.removeAllRanges=function(){getSelection()&&setTimeout(function(){try{var a=getSelection();a.isCollapsed||(console.log(a),a.removeAllRanges())}catch(b){}},0)};Blockly.isTargetInput_=function(a){return"textarea"==a.target.type||"text"==a.target.type||"number"==a.target.type||"email"==a.target.type||"password"==a.target.type||"search"==a.target.type||"tel"==a.target.type||"url"==a.target.type};
 Blockly.loadAudio_=function(a,b){if(window.Audio&&a.length){for(var c,d=new window.Audio,e=0;e<a.length;e++){var f=a[e],g=f.match(/\.(\w+)$/);if(g&&d.canPlayType("audio/"+g[1])){c=new window.Audio(f);break}}c&&c.play&&(Blockly.SOUNDS_[b]=c)}};Blockly.preloadAudio_=function(){for(var a in Blockly.SOUNDS_){var b=Blockly.SOUNDS_[a];b.volume=.01;b.play();b.pause();if(goog.userAgent.IPAD||goog.userAgent.IPHONE)break}};
 Blockly.playAudio=function(a,b){var c=Blockly.SOUNDS_[a];c&&(c=goog.userAgent.DOCUMENT_MODE&&9===goog.userAgent.DOCUMENT_MODE||goog.userAgent.IPAD||goog.userAgent.ANDROID?c:c.cloneNode(),c.volume=void 0===b?1:b,c.play())};
 Blockly.getMainWorkspaceMetrics_=function(){var a=Blockly.svgSize();Blockly.mainWorkspace.toolbox_&&(a.width-=Blockly.mainWorkspace.toolbox_.width);var b=a.width-Blockly.Scrollbar.scrollbarThickness,c=a.height-Blockly.Scrollbar.scrollbarThickness;try{var d=Blockly.mainWorkspace.getCanvas().getBBox()}catch(e){return null}if(Blockly.mainWorkspace.scrollbar)var f=Blockly.RTL?0:Blockly.Scrollbar.scrollbarThickness,g=Math.min(d.x-b/2,d.x+d.width-b-(Blockly.RTL?Blockly.Scrollbar.scrollbarThickness:0)+5),

core/blockly.js

@@ -589,7 +589,10 @@ Blockly.removeAllRanges = function() {
   if (getSelection()) {
     setTimeout(function() {
         try {
-          getSelection().removeAllRanges();
+          var selection = getSelection();
+          if (!selection.isCollapsed) {
+            selection.removeAllRanges();
+          }
         } catch (e) {
           // MSIE throws 'error 800a025e' here.
         }