Add frame color option to packaged app windows.

chrome/browser/ui/cocoa/apps/native_app_window_cocoa.mm

 // Copyright 2013 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.
 
 #include "chrome/browser/ui/cocoa/apps/native_app_window_cocoa.h"
 
 #include "apps/app_shim/extension_app_shim_handler_mac.h"
 #include "base/command_line.h"
 #include "base/mac/mac_util.h"
 #include "base/strings/sys_string_conversions.h"
@@ skipping 817 matching lines @@
 
 void NativeAppWindowCocoa::RenderViewCreated(content::RenderViewHost* rvh) {
   if (IsActive())
     web_contents()->GetView()->RestoreFocus();
 }
 
 bool NativeAppWindowCocoa::IsFrameless() const {
   return !has_frame_;
 }
 
+bool NativeAppWindowCocoa::HasFrameColor() const {
+  // TODO(benwells): Implement this.
+  return false;
+}
+
+SkColor NativeAppWindowCocoa::FrameColor() const {
+  // TODO(benwells): Implement this.
+  return SkColor();
+}
+
 gfx::Insets NativeAppWindowCocoa::GetFrameInsets() const {
   if (!has_frame_)
     return gfx::Insets();
 
   // Flip the coordinates based on the main screen.
   NSInteger screen_height =
       NSHeight([[[NSScreen screens] objectAtIndex:0] frame]);
 
   NSRect frame_nsrect = [window() frame];
   gfx::Rect frame_rect(NSRectToCGRect(frame_nsrect));
@@ skipping 180 matching lines @@
   [window() setContentMinSize:NSMakeSize(min_size.width(), min_size.height())];
 
   gfx::Size max_size = app_window_->size_constraints().GetMaximumSize();
   const int kUnboundedSize = AppWindow::SizeConstraints::kUnboundedSize;
   CGFloat max_width = max_size.width() == kUnboundedSize ?
       CGFLOAT_MAX : max_size.width();
   CGFloat max_height = max_size.height() == kUnboundedSize ?
       CGFLOAT_MAX : max_size.height();
   [window() setContentMaxSize:NSMakeSize(max_width, max_height)];
 }