Move NativeWebKeyboardEvent to the content namespace.

content/browser/web_contents/interstitial_page_impl.h

Index: content/browser/web_contents/interstitial_page_impl.h
===================================================================
--- content/browser/web_contents/interstitial_page_impl.h	(revision 137859)
+++ content/browser/web_contents/interstitial_page_impl.h	(working copy)
@@ -102,10 +102,11 @@
   virtual gfx::Rect GetRootWindowResizerRect() const OVERRIDE;
 
   // RenderWidgetHostDelegate implementation:
-  virtual bool PreHandleKeyboardEvent(const NativeWebKeyboardEvent& event,
-                                      bool* is_keyboard_shortcut) OVERRIDE;
+  virtual bool PreHandleKeyboardEvent(
+      const content::NativeWebKeyboardEvent& event,
+      bool* is_keyboard_shortcut) OVERRIDE;
   virtual void HandleKeyboardEvent(
-      const NativeWebKeyboardEvent& event) OVERRIDE;
+      const content::NativeWebKeyboardEvent& event) OVERRIDE;
 
   bool enabled() const { return enabled_; }
   content::WebContents* web_contents() const;