Remove keyboard usability mode

ash/display/virtual_keyboard_window_controller.cc

Index: ash/display/virtual_keyboard_window_controller.cc
diff --git a/ash/display/virtual_keyboard_window_controller.cc b/ash/display/virtual_keyboard_window_controller.cc
deleted file mode 100644
index b75854adba2ee3bf09a83247c466794c715f2312..0000000000000000000000000000000000000000
--- a/ash/display/virtual_keyboard_window_controller.cc
+++ /dev/null
@@ -1,110 +0,0 @@
-// 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"
-#include "ash/host/ash_window_tree_host.h"
-#include "ash/host/ash_window_tree_host_init_params.h"
-#include "ash/host/root_window_transformer.h"
-#include "ash/root_window_controller.h"
-#include "ash/root_window_settings.h"
-#include "ash/shell.h"
-#include "ash/shell_window_ids.h"
-#include "base/strings/stringprintf.h"
-#include "base/strings/utf_string_conversions.h"
-#include "ui/aura/env.h"
-#include "ui/aura/window_event_dispatcher.h"
-#include "ui/keyboard/keyboard_controller.h"
-#include "ui/keyboard/keyboard_util.h"
-
-namespace ash {
-
-VirtualKeyboardWindowController::VirtualKeyboardWindowController() {
-  Shell::GetInstance()->AddShellObserver(this);
-}
-
-VirtualKeyboardWindowController::~VirtualKeyboardWindowController() {
-  Shell::GetInstance()->RemoveShellObserver(this);
-  // Make sure the root window gets deleted before cursor_window_delegate.
-  Close();
-}
-
-void VirtualKeyboardWindowController::ActivateKeyboard(
-    keyboard::KeyboardController* keyboard_controller) {
-  root_window_controller_->ActivateKeyboard(keyboard_controller);
-}
-
-void VirtualKeyboardWindowController::UpdateWindow(
-    const DisplayInfo& display_info) {
-  static int virtual_keyboard_host_count = 0;
-  if (!root_window_controller_.get()) {
-    AshWindowTreeHostInitParams init_params;
-    init_params.initial_bounds = display_info.bounds_in_native();
-    AshWindowTreeHost* ash_host = AshWindowTreeHost::Create(init_params);
-    aura::WindowTreeHost* host = ash_host->AsWindowTreeHost();
-
-    host->window()->SetName(base::StringPrintf("VirtualKeyboardRootWindow-%d",
-                                               virtual_keyboard_host_count++));
-
-    // No need to remove WindowTreeHostObserver because the DisplayController
-    // outlives the host.
-    host->AddObserver(Shell::GetInstance()->display_controller());
-    InitRootWindowSettings(host->window())->display_id = display_info.id();
-    host->InitHost();
-    RootWindowController::CreateForVirtualKeyboardDisplay(ash_host);
-    root_window_controller_.reset(GetRootWindowController(host->window()));
-    root_window_controller_->GetHost()->Show();
-    root_window_controller_->ActivateKeyboard(
-        keyboard::KeyboardController::GetInstance());
-    FlipDisplay();
-  } else {
-    aura::WindowTreeHost* host = root_window_controller_->GetHost();
-    GetRootWindowSettings(host->window())->display_id = display_info.id();
-    host->SetBounds(display_info.bounds_in_native());
-  }
-}
-
-void VirtualKeyboardWindowController::Close() {
-  if (root_window_controller_.get()) {
-    root_window_controller_->GetHost()->RemoveObserver(
-        Shell::GetInstance()->display_controller());
-    root_window_controller_->Shutdown();
-    root_window_controller_.reset();
-  }
-}
-
-void VirtualKeyboardWindowController::FlipDisplay() {
-  DisplayManager* display_manager = Shell::GetInstance()->display_manager();
-  if (!display_manager->virtual_keyboard_root_window_enabled()) {
-    NOTREACHED() << "Attempting to flip virtual keyboard root window when it "
-                 << "is not enabled.";
-    return;
-  }
-  display_manager->SetDisplayRotation(
-      display_manager->non_desktop_display().id(), gfx::Display::ROTATE_180);
-
-  aura::WindowTreeHost* host = root_window_controller_->GetHost();
-  scoped_ptr<RootWindowTransformer> transformer(
-      CreateRootWindowTransformerForDisplay(
-          host->window(), display_manager->non_desktop_display()));
-  root_window_controller_->ash_host()->SetRootWindowTransformer(
-      transformer.Pass());
-}
-
-void VirtualKeyboardWindowController::OnMaximizeModeStarted() {
-  keyboard::SetTouchKeyboardEnabled(true);
-  Shell::GetInstance()->CreateKeyboard();
-}
-
-void VirtualKeyboardWindowController::OnMaximizeModeEnded() {
-  keyboard::SetTouchKeyboardEnabled(false);
-  if (!keyboard::IsKeyboardEnabled())
-    Shell::GetInstance()->DeactivateKeyboard();
-}
-
-}  // namespace ash