Mac: Make more views adopts ThemedWindowDrawing

chrome/browser/ui/cocoa/new_tab_button.mm

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import "chrome/browser/ui/cocoa/new_tab_button.h"
 #import "chrome/browser/ui/cocoa/image_button_cell.h"
 #include "grit/theme_resources.h"
 #include "ui/base/resource/resource_bundle.h"
 
 // A simple override of the ImageButtonCell to disable handling of
@@ skipping 37 matching lines @@
 }
 
 // Override to only accept clicks within the bounds of the defined path, not
 // the entire bounding box. |aPoint| is in the superview's coordinate system.
 - (NSView*)hitTest:(NSPoint)aPoint {
   if ([self pointIsOverButton:aPoint])
     return [super hitTest:aPoint];
   return nil;
 }
 
+// ThemedWindowDrawing implementation.
+
+- (void)windowDidChangeTheme {
+  [self setNeedsDisplay:YES];
+}
+
+- (void)windowDidChangeActive {
+  [self setNeedsDisplay:YES];
+}
+
 @end