Merges RootWindowControllerCommon into WmRootWindowController

ash/common/wm/maximize_mode/maximize_mode_window_manager.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/common/wm/maximize_mode/maximize_mode_window_manager.h"
 
 #include "ash/common/ash_switches.h"
 #include "ash/common/session/session_state_delegate.h"
 #include "ash/common/shell_window_ids.h"
 #include "ash/common/wm/maximize_mode/maximize_mode_event_handler.h"
 #include "ash/common/wm/maximize_mode/maximize_mode_window_state.h"
 #include "ash/common/wm/maximize_mode/workspace_backdrop_delegate.h"
 #include "ash/common/wm/mru_window_tracker.h"
 #include "ash/common/wm/overview/window_selector_controller.h"
 #include "ash/common/wm/window_state.h"
 #include "ash/common/wm/wm_event.h"
+#include "ash/common/wm/workspace_controller.h"
 #include "ash/common/wm_root_window_controller.h"
 #include "ash/common/wm_shell.h"
 #include "ash/common/wm_window.h"
 #include "ash/common/wm_window_property.h"
 #include "base/command_line.h"
 #include "base/memory/ptr_util.h"
 #include "base/stl_util.h"
 #include "ui/display/screen.h"
 
 namespace ash {
@@ skipping 285 matching lines @@
 
   if (backdrops_hidden_)
     return;
 
   // Inform the WorkspaceLayoutManager that we want to show a backdrop behind
   // the topmost window of its container.
   for (WmWindow* root : WmShell::Get()->GetAllRootWindows()) {
     WmRootWindowController* controller = root->GetRootWindowController();
     WmWindow* default_container =
         root->GetChildByShellWindowId(kShellWindowId_DefaultContainer);
-    controller->SetMaximizeBackdropDelegate(base::WrapUnique(
-        enable ? new WorkspaceBackdropDelegate(default_container) : nullptr));
+    controller->workspace_controller()->SetMaximizeBackdropDelegate(
+        base::WrapUnique(enable

[msw, 2016/08/30 21:26:46]

nit: enable ? base::MakeUnique<WorkspaceBackdropDelegate>(default_container) :
nullptr

[sky, 2016/08/30 22:02:56]

Done.

+                             ? new WorkspaceBackdropDelegate(default_container)
+                             : nullptr));
   }
 }
 
 }  // namespace ash