Add create note palette action.

ash/common/wm_shell.cc

 // Copyright 2016 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_shell.h"
 
 #include <utility>
 
 #include "ash/common/accelerators/accelerator_controller.h"
 #include "ash/common/accelerators/ash_focus_manager_factory.h"
@@ skipping 137 matching lines @@
 
 void WmShell::RemoveLockStateObserver(LockStateObserver* observer) {
   lock_state_observers_.RemoveObserver(observer);
 }
 
 void WmShell::SetShelfDelegateForTesting(
     std::unique_ptr<ShelfDelegate> test_delegate) {
   shelf_delegate_ = std::move(test_delegate);
 }
 
+void WmShell::SetPaletteDelegateForTesting(
+    std::unique_ptr<PaletteDelegate> palette_delegate) {
+  palette_delegate_ = std::move(palette_delegate);
+}
+
 WmShell::WmShell(std::unique_ptr<ShellDelegate> shell_delegate)
     : delegate_(std::move(shell_delegate)),
       focus_cycler_(new FocusCycler),
       shelf_model_(new ShelfModel),  // Must create before ShelfDelegate.
       system_tray_notifier_(new SystemTrayNotifier),
       window_cycle_controller_(new WindowCycleController),
       window_selector_controller_(new WindowSelectorController) {
 #if defined(OS_CHROMEOS)
   brightness_control_delegate_.reset(new system::BrightnessControllerChromeos);
   keyboard_brightness_control_delegate_.reset(new KeyboardBrightnessController);
@@ skipping 120 matching lines @@
 void WmShell::DeleteToastManager() {
   toast_manager_.reset();
 }
 
 void WmShell::SetAcceleratorController(
     std::unique_ptr<AcceleratorController> accelerator_controller) {
   accelerator_controller_ = std::move(accelerator_controller);
 }
 
 }  // namespace ash