Pass the overdraw value to the browser w/ frame

content/browser/android/content_view_core_impl.h

 // Copyright (c) 2012 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 CONTENT_BROWSER_ANDROID_CONTENT_VIEW_CORE_IMPL_H_
 #define CONTENT_BROWSER_ANDROID_CONTENT_VIEW_CORE_IMPL_H_
 
 #include <vector>
 
 #include "base/android/jni_helper.h"
@@ skipping 220 matching lines @@
 
   void OnTabCrashed();
 
   // All sizes and offsets are in CSS pixels as cached by the renderer.
   void UpdateFrameInfo(const gfx::Vector2dF& scroll_offset,
                        float page_scale_factor,
                        const gfx::Vector2dF& page_scale_factor_limits,
                        const gfx::SizeF& content_size,
                        const gfx::SizeF& viewport_size,
                        const gfx::Vector2dF& controls_offset,
-                       const gfx::Vector2dF& content_offset);
+                       const gfx::Vector2dF& content_offset,
+                       float overdraw_bottom_height);
 
   void UpdateImeAdapter(int native_ime_adapter, int text_input_type,
                         const std::string& text,
                         int selection_start, int selection_end,
                         int composition_start, int composition_end,
                         bool show_ime_if_needed);
   void ProcessImeBatchStateAck(bool is_begin);
   void SetTitle(const string16& title);
   void OnBackgroundColorChanged(SkColor color);
 
@@ skipping 95 matching lines @@
   scoped_ptr<SyncInputEventFilter> input_event_filter_;
 
   DISALLOW_COPY_AND_ASSIGN(ContentViewCoreImpl);
 };
 
 bool RegisterContentViewCore(JNIEnv* env);
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_ANDROID_CONTENT_VIEW_CORE_IMPL_H_