Add a full screen virtual keyboard to virtual keyboard root window

BUG=310331
TEST=
1. add keyboard-usability-experiment flag
2. hook up an external screen
3. boot device
expected: a full screen keyboard on one of the screen

Review URL: https://codereview.chromium.org/47873003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@235502 0039d316-1c4b-4281-b951-d872f2087c98

3 files changed, 82 insertions, 1 deletions

diff --git a/ash/shell/keyboard_controller_proxy_stub.cc b/ash/shell/keyboard_controller_proxy_stub.cc
new file mode 100644
index 0000000..700c834
--- /dev/null
+++ b/ash/shell/keyboard_controller_proxy_stub.cc
@@ -0,0 +1,42 @@
+// 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/shell/keyboard_controller_proxy_stub.h"
+
+#include "ash/shell.h"
+#include "ash/shell_delegate.h"
+#include "ui/aura/window.h"
+#include "ui/views/corewm/input_method_event_filter.h"
+
+using namespace content;
+
+namespace ash {
+
+KeyboardControllerProxyStub::KeyboardControllerProxyStub() {
+}
+
+KeyboardControllerProxyStub::~KeyboardControllerProxyStub() {
+}
+
+aura::Window* KeyboardControllerProxyStub::GetKeyboardWindow() {
+  aura::Window* window = new aura::Window(&delegate_);
+  window->Init(ui::LAYER_NOT_DRAWN);
+  return window;
+}
+
+BrowserContext* KeyboardControllerProxyStub::GetBrowserContext() {
+  return Shell::GetInstance()->delegate()->GetCurrentBrowserContext();
+}
+
+ui::InputMethod* KeyboardControllerProxyStub::GetInputMethod() {
+  return Shell::GetInstance()->input_method_filter()->input_method();
+}
+
+void KeyboardControllerProxyStub::RequestAudioInput(
+    WebContents* web_contents,
+    const MediaStreamRequest& request,
+    const MediaResponseCallback& callback) {
+}
+
+}  // namespace ash
diff --git a/ash/shell/keyboard_controller_proxy_stub.h b/ash/shell/keyboard_controller_proxy_stub.h
new file mode 100644
index 0000000..639e5d2
--- /dev/null
+++ b/ash/shell/keyboard_controller_proxy_stub.h
@@ -0,0 +1,39 @@
+// 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.
+
+#ifndef ASH_SHELL_KEYBOARD_CONTROLLER_PROXY_STUB_H_
+#define ASH_SHELL_KEYBOARD_CONTROLLER_PROXY_STUB_H_
+
+#include "ui/aura/test/test_window_delegate.h"
+#include "ui/keyboard/keyboard_controller_proxy.h"
+
+namespace aura {
+class Window;
+}  // namespace aura
+
+namespace ash {
+
+// Stub implementation of KeyboardControllerProxy
+class KeyboardControllerProxyStub : public keyboard::KeyboardControllerProxy {
+ public:
+  KeyboardControllerProxyStub();
+  virtual ~KeyboardControllerProxyStub();
+
+  virtual aura::Window* GetKeyboardWindow() OVERRIDE;
+
+ private:
+  // Overridden from keyboard::KeyboardControllerProxy:
+  virtual content::BrowserContext* GetBrowserContext() OVERRIDE;
+  virtual ui::InputMethod* GetInputMethod() OVERRIDE;
+  virtual void RequestAudioInput(content::WebContents* web_contents,
+      const content::MediaStreamRequest& request,
+      const content::MediaResponseCallback& callback) OVERRIDE;
+
+  aura::test::TestWindowDelegate delegate_;
+  DISALLOW_COPY_AND_ASSIGN(KeyboardControllerProxyStub);
+};
+
+}  // namespace ash
+
+#endif  // ASH_SHELL_KEYBOARD_CONTROLLER_PROXY_STUB_H_
diff --git a/ash/shell/shell_delegate_impl.cc b/ash/shell/shell_delegate_impl.cc
index 44d955f..acc8e3d 100644
--- a/ash/shell/shell_delegate_impl.cc
+++ b/ash/shell/shell_delegate_impl.cc
@@ -9,13 +9,13 @@
 #include "ash/default_accessibility_delegate.h"
 #include "ash/default_user_wallpaper_delegate.h"
 #include "ash/host/root_window_host_factory.h"
-#include "ash/keyboard_controller_proxy_stub.h"
 #include "ash/media_delegate.h"
 #include "ash/new_window_delegate.h"
 #include "ash/session_state_delegate.h"
 #include "ash/session_state_delegate_stub.h"
 #include "ash/shell/context_menu.h"
 #include "ash/shell/example_factory.h"
+#include "ash/shell/keyboard_controller_proxy_stub.h"
 #include "ash/shell/launcher_delegate_impl.h"
 #include "ash/shell/toplevel_window.h"
 #include "ash/shell_window_ids.h"