(fix landed) Reland of name MaximizeMode to TabletMode

ash/wm/tablet_mode/scoped_disable_internal_mouse_and_keyboard_ozone.cc

Index: ash/wm/tablet_mode/scoped_disable_internal_mouse_and_keyboard_ozone.cc
diff --git a/ash/wm/tablet_mode/scoped_disable_internal_mouse_and_keyboard_ozone.cc b/ash/wm/tablet_mode/scoped_disable_internal_mouse_and_keyboard_ozone.cc
new file mode 100644
index 0000000000000000000000000000000000000000..c45c1d242497bb9f4f3c7496fdb3106ab37bc8eb
--- /dev/null
+++ b/ash/wm/tablet_mode/scoped_disable_internal_mouse_and_keyboard_ozone.cc
@@ -0,0 +1,52 @@
+// Copyright 2015 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/tablet_mode/scoped_disable_internal_mouse_and_keyboard_ozone.h"
+
+#include <set>
+
+#include "ash/shell.h"
+#include "ui/aura/client/cursor_client.h"
+#include "ui/events/keycodes/dom/dom_code.h"
+#include "ui/ozone/public/input_controller.h"
+#include "ui/ozone/public/ozone_platform.h"
+
+namespace ash {
+
+ScopedDisableInternalMouseAndKeyboardOzone::
+    ScopedDisableInternalMouseAndKeyboardOzone() {
+  ui::InputController* input_controller =
+      ui::OzonePlatform::GetInstance()->GetInputController();
+  if (input_controller->HasTouchpad() &&
+      input_controller->IsInternalTouchpadEnabled()) {
+    should_ignore_touch_pad_ = false;
+    input_controller->SetInternalTouchpadEnabled(false);
+    Shell::Get()->cursor_manager()->HideCursor();
+  }
+
+  // Allow the acccessible keys present on the side of some devices to continue
+  // working.
+  std::vector<ui::DomCode> allowed_keys;
+  allowed_keys.push_back(ui::DomCode::VOLUME_DOWN);
+  allowed_keys.push_back(ui::DomCode::VOLUME_UP);
+  allowed_keys.push_back(ui::DomCode::POWER);
+  input_controller->SetInternalKeyboardFilter(true /* enable_filter */,
+                                              allowed_keys);
+}
+
+ScopedDisableInternalMouseAndKeyboardOzone::
+    ~ScopedDisableInternalMouseAndKeyboardOzone() {
+  ui::InputController* input_controller =
+      ui::OzonePlatform::GetInstance()->GetInputController();
+
+  if (!should_ignore_touch_pad_) {
+    input_controller->SetInternalTouchpadEnabled(true);
+    Shell::Get()->cursor_manager()->ShowCursor();
+  }
+
+  input_controller->SetInternalKeyboardFilter(false /* enable_filter */,
+                                              std::vector<ui::DomCode>());
+}
+
+}  // namespace ash