Move keyboard test from unit test to browser test

chrome/browser/ui/ash/ash_keyboard_controller_proxy_browsertest.cc

 // Copyright 2014 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 "chrome/browser/ui/ash/ash_keyboard_controller_proxy.h"
 
 #include "ash/shell.h"
 #include "ash/test/ash_test_base.h"
 #include "ui/aura/test/test_window_delegate.h"
 #include "ui/aura/window.h"
@@ skipping 49 matching lines @@
       const content::MediaResponseCallback& callback) OVERRIDE {}
 
  private:
   scoped_ptr<aura::Window> window_;
   aura::test::TestWindowDelegate delegate_;
   scoped_ptr<ui::InputMethod> input_method_;
 
   DISALLOW_COPY_AND_ASSIGN(TestAshKeyboardControllerProxy);
 };
 
+// TODO(bshe): Move this test back to unit test if
+// ui::SetUpInputMethodFactoryForTesting() is safe to be called in unit test.
 class AshKeyboardControllerProxyTest : public ash::test::AshTestBase {
  public:
   AshKeyboardControllerProxyTest() {}
 
   virtual ~AshKeyboardControllerProxyTest() {}
 
   // AshTestBase:
   virtual void SetUp() OVERRIDE;
   virtual void TearDown() OVERRIDE;
 
@@ skipping 67 matching lines @@
   // finishes.
   EXPECT_TRUE(keyboard_container->IsVisible());
   EXPECT_TRUE(proxy()->GetKeyboardWindow()->IsVisible());
 
   RunAnimationForLayer(layer);
   EXPECT_FALSE(keyboard_container->IsVisible());
   EXPECT_FALSE(proxy()->GetKeyboardWindow()->IsVisible());
   EXPECT_EQ(0.0, layer->opacity());
   EXPECT_EQ(transform, layer->transform());
 }