Minor code clean up

Author: David

src/easeljs/display/DisplayObject.js

@@ -719,7 +719,7 @@ this.createjs = this.createjs||{};
 			},
 			scale: {
 				get: function() { return this.scaleX; },
-				set: function(scale) { this.scaleX = this.scaleY = scale; },
+				set: function(scale) { this.scaleX = this.scaleY = scale; }
 			}
 		});
 	} catch (e) {}

src/easeljs/display/StageGL.js

@@ -1479,7 +1479,7 @@ this.createjs = this.createjs||{};
 		var texture = this.getBaseTexture(w, h);
 
 		if(!texture) {
-			msg = "Problem creating texture, possible cause: using too much VRAM, please try releasing texture memory";
+			var msg = "Problem creating texture, possible cause: using too much VRAM, please try releasing texture memory";
 			(console.error && console.error(msg)) || console.log(msg);
 
 			texture = this._baseTextures[0];
@@ -1644,16 +1644,16 @@ this.createjs = this.createjs||{};
 	 */
 	p._createShader = function (gl, type, str) {
 		// inject the static number
-		str = str.replace(/{{count}}/g, this._batchTextureCount);
+		str = str.replace(/\{\{count}}/g, this._batchTextureCount);
 
 		// resolve issue with no dynamic samplers by creating correct samplers in if else chain
 		// TODO: WebGL 2.0 does not need this support
 		var insert = "";
 		for (var i = 1; i<this._batchTextureCount; i++) {
 			insert += "} else if (indexPicker <= "+ i +".5) { color = texture2D(uSampler["+ i +"], vTextureCoord);";
 		}
-		str = str.replace(/{{alternates}}/g, insert);
-		str = str.replace(/{{fragColor}}/g, this._premultiply ? StageGL.REGULAR_FRAG_COLOR_PREMULTIPLY : StageGL.REGULAR_FRAG_COLOR_NORMAL);
+		str = str.replace(/\{\{alternates}}/g, insert);
+		str = str.replace(/\{\{fragColor}}/g, this._premultiply ? StageGL.REGULAR_FRAG_COLOR_PREMULTIPLY : StageGL.REGULAR_FRAG_COLOR_NORMAL);
 
 		// actually compile the shader
 		var shader = gl.createShader(type);

src/easeljs/filters/BitmapCache.js

@@ -410,8 +410,10 @@ this.createjs = this.createjs||{};
 	 * @protected
 	 **/
 	p._updateSurface = function() {
+		var surface;
+
 		if (!this._options || !this._options.useGL) {
-			var surface = this.target.cacheCanvas;
+			surface = this.target.cacheCanvas;
 
 			// create it if it's missing
 			if(!surface) {
@@ -451,7 +453,7 @@ this.createjs = this.createjs||{};
 		}
 
 		// now size render surfaces
-		var surface = this.target.cacheCanvas;
+		surface = this.target.cacheCanvas;
 		var stageGL = this._webGLCache;
 
 		// if we have a dedicated stage we've gotta size it
@@ -483,7 +485,6 @@ this.createjs = this.createjs||{};
 		var webGL = this._webGLCache;
 
 		if (webGL){
-			//TODO: auto split blur into an x/y pass
 			webGL.cacheDraw(target, target.filters, this);
 
 			// we may of swapped around which element the surface is, so we re-fetch it