Hide location bar on Javascript-initiated scroll.

chrome/renderer/chrome_render_view_observer.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 CHROME_RENDERER_CHROME_RENDER_VIEW_OBSERVER_H_
 #define CHROME_RENDERER_CHROME_RENDER_VIEW_OBSERVER_H_
 
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/memory/linked_ptr.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/timer.h"
 #include "chrome/common/extensions/permissions/api_permission.h"
+#include "content/public/common/top_controls_state.h"
 #include "content/public/renderer/render_view_observer.h"
 #include "googleurl/src/gurl.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPermissionClient.h"
 
 class ChromeRenderProcessObserver;
 class ContentSettingsObserver;
 class ExternalHostBindings;
 class SkBitmap;
 class TranslateHelper;
 class WebViewColorOverlay;
@@ skipping 106 matching lines @@
   void OnJavaScriptStressTestControl(int cmd, int param);
   void OnSetIsPrerendering(bool is_prerendering);
   void OnSetAllowDisplayingInsecureContent(bool allow);
   void OnSetAllowRunningInsecureContent(bool allow);
   void OnSetClientSidePhishingDetection(bool enable_phishing_detection);
   void OnSetVisuallyDeemphasized(bool deemphasized);
   void OnStartFrameSniffer(const string16& frame_name);
   void OnGetFPS();
   void OnAddStrictSecurityHost(const std::string& host);
   void OnNPAPINotSupported();
+#if defined(OS_ANDROID)
+  void OnUpdateTopControlsState(content::TopControlsState constraints,
+                                content::TopControlsState current,
+                                bool animate);
+#endif
 
   void CapturePageInfoLater(bool preliminary_capture, base::TimeDelta delay);
 
   // Captures the thumbnail and text contents for indexing for the given load
   // ID.  Kicks off analysis of the captured text.
   void CapturePageInfo(bool preliminary_capture);
 
   // Retrieves the text from the given frame contents, the page text up to the
   // maximum amount kMaxIndexChars will be placed into the given buffer.
   void CaptureText(WebKit::WebFrame* frame, string16* contents);
@@ skipping 39 matching lines @@
   // A color page overlay when visually de-emaphasized.
   scoped_ptr<WebViewColorOverlay> dimmed_color_overlay_;
 
   // Used to delay calling CapturePageInfo.
   base::Timer capture_timer_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeRenderViewObserver);
 };
 
 #endif  // CHROME_RENDERER_CHROME_RENDER_VIEW_OBSERVER_H_