Adds functionality to anchor widgets to the top-of-window views in immersive mode

chrome/browser/ui/views/frame/top_container_view.h

Index: chrome/browser/ui/views/frame/top_container_view.h
diff --git a/chrome/browser/ui/views/frame/top_container_view.h b/chrome/browser/ui/views/frame/top_container_view.h
index c18162e9d5721385fce95eabc738c8b6e6420603..6d7bc496586de29daa22e208ae6bf618009688c8 100644
--- a/chrome/browser/ui/views/frame/top_container_view.h
+++ b/chrome/browser/ui/views/frame/top_container_view.h
@@ -20,9 +20,16 @@ class TopContainerView : public views::View {
   explicit TopContainerView(BrowserView* browser_view);
   virtual ~TopContainerView();
 
+  // If the view is animating its bounds, returns the target bounds. Otheriwse,
+  // returns the view's bounds.
+  // TODO(pkotwicz): Investigate if GetBoundsInScreen() can return the view's
+  // target bounds.
+  gfx::Rect GetTargetBoundsInScreen() const;
+
   // views::View overrides:
   virtual gfx::Size GetPreferredSize() OVERRIDE;
   virtual std::string GetClassName() const OVERRIDE;
+  virtual void OnBoundsChanged(const gfx::Rect& bounds) OVERRIDE;
   virtual void PaintChildren(gfx::Canvas* canvas) OVERRIDE;
 
  private: