Silent mouse lock after unlock by target

content/browser/web_contents/web_contents_impl.h

Index: content/browser/web_contents/web_contents_impl.h
diff --git a/content/browser/web_contents/web_contents_impl.h b/content/browser/web_contents/web_contents_impl.h
index 1dc61b3525f3626ff62ba23f107cc9bb8ecb2056..b668c40c49a68932cdefe95245d1b63ed71fbb1f 100644
--- a/content/browser/web_contents/web_contents_impl.h
+++ b/content/browser/web_contents/web_contents_impl.h
@@ -21,6 +21,7 @@
 #include "content/browser/web_contents/navigation_controller_impl.h"
 #include "content/browser/web_contents/render_view_host_manager.h"
 #include "content/common/content_export.h"
+#include "content/common/mouse_lock.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/web_contents.h"
@@ -368,7 +369,9 @@ class CONTENT_EXPORT WebContentsImpl
   virtual bool IsFullscreenForCurrentTab() const OVERRIDE;
   virtual void UpdatePreferredSize(const gfx::Size& pref_size) OVERRIDE;
   virtual void ResizeDueToAutoResize(const gfx::Size& new_size) OVERRIDE;
-  virtual void RequestToLockMouse(bool user_gesture) OVERRIDE;
+  virtual void RequestToLockMouse(
+      content::MouseLockSource lock_source,
+      content::MouseUnlockSource previous_unlock_source) OVERRIDE;
   virtual void LostMouseLock() OVERRIDE;
   virtual void CreateNewWindow(
       int route_id,