Support chrome app frame colors on ChromeOS.

ash/frame/default_header_painter.h

 // Copyright 2014 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.
 
 #ifndef ASH_FRAME_DEFAULT_HEADER_PAINTER_H_
 #define ASH_FRAME_DEFAULT_HEADER_PAINTER_H_
 
 #include "ash/ash_export.h"
 #include "ash/frame/header_painter.h"
 #include "base/basictypes.h"
@@ skipping 33 matching lines @@
   virtual void PaintHeader(gfx::Canvas* canvas, Mode mode) override;
   virtual void LayoutHeader() override;
   virtual int GetHeaderHeightForPainting() const override;
   virtual void SetHeaderHeightForPainting(int height) override;
   virtual void SchedulePaintForTitle() override;
   virtual void UpdateLeftViewXInset(int left_view_x_inset) override;
 
   // Sets the left header view for the header. Passing NULL removes the view.
   void UpdateLeftHeaderView(views::View* left_header_view);
 
+  // Sets the active and inactive frame colors. Note the inactive frame color
+  // will have some transparency added when the frame is drawn.
+  void SetFrameColors(SkColor active_frame_color, SkColor inactive_frame_color);
+
  private:
   FRIEND_TEST_ALL_PREFIXES(DefaultHeaderPainterTest, TitleIconAlignment);
 
   // gfx::AnimationDelegate override:
   virtual void AnimationProgressed(const gfx::Animation* animation) override;
 
   // Paints highlight around the edge of the header for inactive restored
   // windows.
   void PaintHighlightForInactiveRestoredWindow(gfx::Canvas* canvas);
 
@@ skipping 17 matching lines @@
   // Returns the bounds for the title.
   gfx::Rect GetTitleBounds() const;
 
   // Returns the frame color to use when |frame_| is inactive.
   SkColor GetInactiveFrameColor() const;
 
   views::Widget* frame_;
   views::View* view_;
   views::View* left_header_view_;  // May be NULL.
   int left_view_x_inset_;
+  SkColor active_frame_color_;
+  SkColor inactive_frame_color_;
   FrameCaptionButtonContainerView* caption_button_container_;
 
   // The height of the header including the header/content separator.
   int height_;
 
   // Whether the header should be painted as active.
   Mode mode_;
 
   // Whether the header is painted for the first time.
   bool initial_paint_;
 
   scoped_ptr<gfx::SlideAnimation> activation_animation_;
 
   DISALLOW_COPY_AND_ASSIGN(DefaultHeaderPainter);
 };
 
 }  // namespace ash
 
 #endif  // ASH_FRAME_DEFAULT_HEADER_PAINTER_H_