Fix clearColor not applied to correct mini-map canvas dimensions

Author: Joncom

lib/impact/debug/maps-panel.js

@@ -83,7 +83,7 @@ ig.DebugMapsPanel = ig.DebugPanel.extend({
 
 		if( ig.game.clearColor ) {
 			ctx.fillStyle = ig.game.clearColor; 
-			ctx.fillRect(0, 0, w, h);
+			ctx.fillRect(0, 0, mapCanvas.width, mapCanvas.height);
 		}
 
 		// draw the map
@@ -153,4 +153,4 @@ ig.debug.addPanel({
 });
 
 
-});
+});