Move more files into the content namespace.

content/browser/renderer_host/backing_store.h

Index: content/browser/renderer_host/backing_store.h
===================================================================
--- content/browser/renderer_host/backing_store.h	(revision 147462)
+++ content/browser/renderer_host/backing_store.h	(working copy)
@@ -19,21 +19,20 @@
 class Rect;
 }
 
+namespace skia {
+class PlatformCanvas;
+}
+
 namespace content {
 class RenderProcessHost;
 class RenderWidgetHost;
-}
 
-namespace skia {
-class PlatformCanvas;
-}
-
 // Represents a backing store for the pixels in a RenderWidgetHost.
 class CONTENT_EXPORT BackingStore {
  public:
   virtual ~BackingStore();
 
-  content::RenderWidgetHost* render_widget_host() const {
+  RenderWidgetHost* render_widget_host() const {
     return render_widget_host_;
   }
   const gfx::Size& size() { return size_; }
@@ -54,7 +53,7 @@
   // the time it returns, in which case it will set |scheduled_callback| to
   // true and will call |callback| when completed.
   virtual void PaintToBackingStore(
-      content::RenderProcessHost* process,
+      RenderProcessHost* process,
       TransportDIB::Id bitmap,
       const gfx::Rect& bitmap_rect,
       const std::vector<gfx::Rect>& copy_rects,
@@ -76,11 +75,11 @@
                                   const gfx::Size& view_size) = 0;
  protected:
   // Can only be constructed via subclasses.
-  BackingStore(content::RenderWidgetHost* widget, const gfx::Size& size);
+  BackingStore(RenderWidgetHost* widget, const gfx::Size& size);
 
  private:
   // The owner of this backing store.
-  content::RenderWidgetHost* render_widget_host_;
+  RenderWidgetHost* render_widget_host_;
 
   // The size of the backing store.
   gfx::Size size_;
@@ -88,4 +87,6 @@
   DISALLOW_COPY_AND_ASSIGN(BackingStore);
 };
 
+}  // namespace content
+
 #endif  // CONTENT_BROWSER_RENDERER_HOST_BACKING_STORE_H_