Remove SetHostSize/Bounds from RootWindow in favor of just calling SetBounds() on host()

ash/display/virtual_keyboard_window_controller.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 "ash/display/virtual_keyboard_window_controller.h"
 
 #include "ash/display/display_controller.h"
 #include "ash/display/display_info.h"
 #include "ash/display/display_manager.h"
 #include "ash/display/root_window_transformers.h"
@@ skipping 50 matching lines @@
     root_window_controller_.reset(GetRootWindowController(
         root_window->window()));
     root_window_controller_->dispatcher()->host()->Show();
     root_window_controller_->ActivateKeyboard(
         Shell::GetInstance()->keyboard_controller());
     FlipDisplay();
   } else {
     aura::RootWindow* root_window = root_window_controller_->dispatcher();
     GetRootWindowSettings(root_window->window())->display_id =
         display_info.id();
-    root_window->SetHostBounds(display_info.bounds_in_native());
+    root_window->host()->SetBounds(display_info.bounds_in_native());
   }
 }
 
 void VirtualKeyboardWindowController::Close() {
   if (root_window_controller_.get()) {
     root_window_controller_->dispatcher()->RemoveRootWindowObserver(
         Shell::GetInstance()->display_controller());
     root_window_controller_->Shutdown();
     root_window_controller_.reset();
   }
@@ skipping 11 matching lines @@
 
   aura::RootWindow* root_window = root_window_controller_->dispatcher();
   scoped_ptr<aura::RootWindowTransformer> transformer(
       internal::CreateRootWindowTransformerForDisplay(root_window->window(),
           display_manager->non_desktop_display()));
   root_window->host()->SetRootWindowTransformer(transformer.Pass());
 }
 
 }  // namespace internal
 }  // namespace ash