Eliminate ash::internal namespace

ash/wm/default_state.cc

 // Copyright 2014 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 "ash/wm/default_state.h"
 
 #include "ash/display/display_controller.h"
 #include "ash/screen_util.h"
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
@@ skipping 13 matching lines @@
 namespace ash {
 namespace wm {
 namespace {
 
 // This specifies how much percent (30%) of a window rect
 // must be visible when the window is added to the workspace.
 const float kMinimumPercentOnScreenArea = 0.3f;
 
 bool IsPanel(aura::Window* window) {
   return window->parent() &&
-      window->parent()->id() == internal::kShellWindowId_PanelContainer;
+         window->parent()->id() == kShellWindowId_PanelContainer;
 }
 
 void MoveToDisplayForRestore(WindowState* window_state) {
   if (!window_state->HasRestoreBounds())
     return;
   const gfx::Rect& restore_bounds = window_state->GetRestoreBoundsInScreen();
 
   // Move only if the restore bounds is outside of
   // the display. There is no information about in which
   // display it should be restored, so this is best guess.
@@ skipping 551 matching lines @@
         ScreenUtil::GetDisplayWorkAreaBoundsInParent(window);
     center_in_parent.ClampToCenteredSize(window->bounds().size());
     window_state->SetBoundsDirectAnimated(center_in_parent);
   }
   // Centering window is treated as if a user moved and resized the window.
   window_state->set_bounds_changed_by_user(true);
 }
 
 }  // namespace wm
 }  // namespace ash