Eliminate ash::internal namespace

ash/display/display_layout_store.cc

 // Copyright 2013 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 <stdio.h>
 
 #include "ash/ash_switches.h"
 #include "ash/display/display_layout_store.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "ui/gfx/display.h"
 
 namespace ash {
-namespace internal {
 
 DisplayLayoutStore::DisplayLayoutStore() {
   CommandLine* command_line = CommandLine::ForCurrentProcess();
   if (command_line->HasSwitch(switches::kAshSecondaryDisplayLayout)) {
     std::string value = command_line->GetSwitchValueASCII(
         switches::kAshSecondaryDisplayLayout);
     char layout;
     int offset = 0;
     if (sscanf(value.c_str(), "%c,%d", &layout, &offset) == 2) {
       if (layout == 't')
@@ skipping 58 matching lines @@
 }
 
 DisplayLayout DisplayLayoutStore::CreateDisplayLayout(
     const DisplayIdPair& pair) {
   DisplayLayout layout = default_display_layout_;
   layout.primary_id = pair.first;
   paired_layouts_[pair] = layout;
   return layout;
 }
 
-}  // namespace internal
 }  // namespace ash