Move remaining content test code into the content namespace.

content/test/mock_keyboard_driver_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/test/mock_keyboard_driver_win.h"
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "content/test/mock_keyboard.h"
 
+namespace content {
+
 MockKeyboardDriverWin::MockKeyboardDriverWin() {
   // Save the keyboard layout and status of the application.
   // This class changes the keyboard layout and status of this application.
   // This change may break succeeding tests. To prevent this possible break, we
   // should save the layout and status here to restore when this instance is
   // destroyed.
   original_keyboard_layout_ = GetKeyboardLayout(0);
   active_keyboard_layout_ = original_keyboard_layout_;
   GetKeyboardState(&original_keyboard_states_[0]);
 
@@ skipping 133 matching lines @@
   // the mofifiers.
   CHECK(output);
   wchar_t code[16];
   int length = ToUnicodeEx(key_code, MapVirtualKey(key_code, 0),
                            &keyboard_states_[0], &code[0], arraysize(code), 0,
                            active_keyboard_layout_);
   if (length > 0)
     output->assign(code);
   return length;
 }
+
+}  // namespace content