Convert string16 to base::string16 in content.

content/browser/renderer_host/render_widget_host_view_android.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_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_ANDROID_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_ANDROID_H_
 
 #include <map>
 #include <queue>
 
@@ skipping 94 matching lines @@
                                     bool can_compose_inline) OVERRIDE;
   virtual void ImeCancelComposition() OVERRIDE;
   virtual void DidUpdateBackingStore(
       const gfx::Rect& scroll_rect,
       const gfx::Vector2d& scroll_delta,
       const std::vector<gfx::Rect>& copy_rects,
       const ui::LatencyInfo& latency_info) OVERRIDE;
   virtual void RenderProcessGone(base::TerminationStatus status,
                                  int error_code) OVERRIDE;
   virtual void Destroy() OVERRIDE;
-  virtual void SetTooltipText(const string16& tooltip_text) OVERRIDE;
-  virtual void SelectionChanged(const string16& text,
+  virtual void SetTooltipText(const base::string16& tooltip_text) OVERRIDE;
+  virtual void SelectionChanged(const base::string16& text,
                                 size_t offset,
                                 const gfx::Range& range) OVERRIDE;
   virtual void SelectionBoundsChanged(
       const ViewHostMsg_SelectionBounds_Params& params) OVERRIDE;
   virtual void ScrollOffsetChanged() OVERRIDE;
   virtual BackingStore* AllocBackingStore(const gfx::Size& size) OVERRIDE;
   virtual void OnAcceleratedCompositingStateChange() OVERRIDE;
   virtual void AcceleratedSurfaceInitialized(int host_id,
                                              int route_id) OVERRIDE;
   virtual void AcceleratedSurfaceBuffersSwapped(
@@ skipping 208 matching lines @@
   gfx::Size default_size_;
 
   const bool using_synchronous_compositor_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewAndroid);
 };
 
 } // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_ANDROID_H_