Electron window width/height should default to 0, the same as html5, for consistency

Before this change, html5 would automatically resize the stage if the window resized, but electron would be letterboxed. They should both automatically resize the stage when the window is resized

src/lime/tools/HXProject.hx

@@ -205,16 +205,8 @@ class HXProject extends Script
 				platformType = PlatformType.WEB;
 				architectures = [];
 
-				if (!targetFlags.exists("electron"))
-				{
-					defaultWindow.width = 0;
-					defaultWindow.height = 0;
-				}
-				else
-				{
-					// platformType = PlatformType.DESKTOP;
-				}
-
+				defaultWindow.width = 0;
+				defaultWindow.height = 0;
 				defaultWindow.fps = 60;
 				defaultWindow.allowHighDPI = false;