Move more code from NWW to HWNDMessageHandler.

ui/views/win/hwnd_message_handler_delegate.h

Index: ui/views/win/hwnd_message_handler_delegate.h
===================================================================
--- ui/views/win/hwnd_message_handler_delegate.h	(revision 153487)
+++ ui/views/win/hwnd_message_handler_delegate.h	(working copy)
@@ -52,8 +52,14 @@
   virtual void GetMinMaxSize(gfx::Size* min_size,
                              gfx::Size* max_size) const = 0;
 
+  // Returns the current size of the RootView.
+  virtual gfx::Size GetRootViewSize() const = 0;
+
   virtual void ResetWindowControls() = 0;
+  virtual void UpdateFrame() = 0;
 
+  virtual void PaintLayeredWindow(gfx::Canvas* canvas) = 0;
+
   virtual InputMethod* GetInputMethod() = 0;
 
   virtual gfx::NativeViewAccessible GetNativeViewAccessible() = 0;
@@ -129,6 +135,13 @@
   // by the delegate.
   virtual bool HandleKeyEvent(const ui::KeyEvent& event) = 0;
 
+  // Called to compel the delegate to paint |invalid_rect| accelerated. Returns
+  // true if accelerated painting was performed.
+  virtual bool HandlePaintAccelerated(const gfx::Rect& invalid_rect) = 0;
+
+  // Called to compel the delegate to paint using the software path.
+  virtual void HandlePaint(gfx::Canvas* canvas) = 0;
+
   // Called when we have detected a screen reader.
   virtual void HandleScreenReaderDetected() = 0;