Move NativeWebKeyboardEvent to the content namespace.

content/browser/renderer_host/native_web_keyboard_event_win.cc

 // Copyright (c) 2011 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.
 
 #include "content/public/browser/native_web_keyboard_event.h"
 
 #include "third_party/WebKit/Source/WebKit/chromium/public/win/WebInputEventFactory.h"
 
 using WebKit::WebInputEventFactory;
 using WebKit::WebKeyboardEvent;
 
+namespace content {
+
 NativeWebKeyboardEvent::NativeWebKeyboardEvent()
     : skip_in_browser(false) {
   memset(&os_event, 0, sizeof(os_event));
 }
 
 NativeWebKeyboardEvent::NativeWebKeyboardEvent(gfx::NativeEvent native_event)
     : WebKeyboardEvent(
           WebInputEventFactory::keyboardEvent(native_event.hwnd,
                                               native_event.message,
                                               native_event.wParam,
@@ skipping 15 matching lines @@
 
   os_event = other.os_event;
   skip_in_browser = other.skip_in_browser;
 
   return *this;
 }
 
 NativeWebKeyboardEvent::~NativeWebKeyboardEvent() {
   // Noop under windows
 }
+
+}  // namespace content