[Refactor] Move code for painting the window header for browser windows out of ash

ash/frame/frame_border_hit_test_controller.h

Index: ash/frame/frame_border_hit_test_controller.h
diff --git a/ash/frame/frame_border_hit_test_controller.h b/ash/frame/frame_border_hit_test_controller.h
index 1fef3892af7e79999884f63422103276c85a1a28..9d50b0faf475086ba93e85055caea6db7e9306af 100644
--- a/ash/frame/frame_border_hit_test_controller.h
+++ b/ash/frame/frame_border_hit_test_controller.h
@@ -23,7 +23,7 @@ class Widget;
 }
 
 namespace ash {
-class HeaderPainter;
+class FrameCaptionButtonContainerView;
 
 // Class which manages the hittest override bounds for |frame|.
 class ASH_EXPORT FrameBorderHitTestController {
@@ -31,11 +31,12 @@ class ASH_EXPORT FrameBorderHitTestController {
   explicit FrameBorderHitTestController(views::Widget* frame);
   virtual ~FrameBorderHitTestController();
 
-  // Does the non client hit test on behalf of |view|. |point| must be in the
-  // coordinates of |view|'s widget.
-  static int NonClientHitTest(views::NonClientFrameView* view,
-                              HeaderPainter* header_painter,
-                              const gfx::Point& point);
+  // Does the non client hit test on behalf of |view|. |point_in_widget| must be
+  // in the coordinates of |view|'s widget.
+  static int NonClientHitTest(
+      views::NonClientFrameView* view,
+      FrameCaptionButtonContainerView* caption_button_container,
+      const gfx::Point& point_in_widget);
 
  private:
   // The window whose hittest override bounds are being managed.