Move more files into the content namespace.

content/port/browser/render_widget_host_view_port.h

Index: content/port/browser/render_widget_host_view_port.h
===================================================================
--- content/port/browser/render_widget_host_view_port.h	(revision 147462)
+++ content/port/browser/render_widget_host_view_port.h	(working copy)
@@ -15,7 +15,6 @@
 #include "ui/base/range/range.h"
 #include "ui/surface/transport_dib.h"
 
-class BackingStore;
 class WebCursor;
 
 struct AccessibilityHostMsg_NotificationParams;
@@ -23,6 +22,7 @@
 struct GpuHostMsg_AcceleratedSurfacePostSubBuffer_Params;
 
 namespace content {
+class BackingStore;

[jam, 2012/07/20 23:35:39]

nit: while you're here, can you move this down to 43?

 struct NativeWebKeyboardEvent;
 }
 
@@ -144,7 +144,7 @@
                                       const gfx::Rect& end_rect) {}
 
   // Allocate a backing store for this view.
-  virtual BackingStore* AllocBackingStore(const gfx::Size& size) = 0;
+  virtual content::BackingStore* AllocBackingStore(const gfx::Size& size) = 0;
 
   // Copies the contents of the compositing surface into the given
   // (uninitialized) PlatformCanvas if any.