Use white header for app windows part #2

ash/wm/caption_buttons/frame_caption_button.h

Index: ash/wm/caption_buttons/frame_caption_button.h
diff --git a/ash/wm/caption_buttons/frame_caption_button.h b/ash/wm/caption_buttons/frame_caption_button.h
index 66eae9e41dfa8b0cb0ef05fce9445236918fadcc..6b269d7d35b8cfc4942835979054464f0be1ede6 100644
--- a/ash/wm/caption_buttons/frame_caption_button.h
+++ b/ash/wm/caption_buttons/frame_caption_button.h
@@ -32,15 +32,20 @@ class ASH_EXPORT FrameCaptionButton : public views::CustomButton {
   // the button crossfades to the new visuals.
   void SetImages(CaptionButtonIcon icon,
                  Animate animate,
-                 int normal_image_id,
-                 int hovered_image_id,
-                 int pressed_image_id);
+                 int icon_image_id,
+                 int inactive_icon_image_id,
+                 int hovered_background_image_id,
+                 int pressed_background_image_id);
 
   // views::View overrides:
   virtual gfx::Size GetPreferredSize() OVERRIDE;
   virtual const char* GetClassName() const OVERRIDE;
   virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
 
+  void set_paint_as_active(bool paint_as_active) {
+    paint_as_active_ = paint_as_active;
+  }
+
   CaptionButtonIcon icon() const {
     return icon_;
   }
@@ -63,16 +68,21 @@ class ASH_EXPORT FrameCaptionButton : public views::CustomButton {
   // The button's current icon.
   CaptionButtonIcon icon_;
 
+  // Whether the button should be painted as active.
+  bool paint_as_active_;
+
   // The scale at which the button was previously painted.
   float last_paint_scale_;
 
   // The images and image ids used to paint the button.
-  int normal_image_id_;
-  int hovered_image_id_;
-  int pressed_image_id_;
-  gfx::ImageSkia normal_image_;
-  gfx::ImageSkia hovered_image_;
-  gfx::ImageSkia pressed_image_;
+  int icon_image_id_;
+  int inactive_icon_image_id_;
+  int hovered_background_image_id_;
+  int pressed_background_image_id_;
+  gfx::ImageSkia icon_image_;
+  gfx::ImageSkia inactive_icon_image_;
+  gfx::ImageSkia hovered_background_image_;
+  gfx::ImageSkia pressed_background_image_;
 
   // The image to crossfade from.
   gfx::ImageSkia crossfade_image_;