Remove CrApplication dependency from base

app/animation_container_unittest.cc

 // Copyright (c) 2010 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 "app/animation_container.h"
 #include "app/animation_container_observer.h"
 #include "app/linear_animation.h"
 #include "app/test_animation_delegate.h"
 #include "base/scoped_ptr.h"
 #include "testing/gmock/include/gmock/gmock.h"
@@ skipping 91 matching lines @@
   // We expect to get these two calls: the animation progressed, and then when
   // the animation completed the container went empty.
   EXPECT_CALL(observer, AnimationContainerProgressed(container.get())).Times(
       AtLeast(1));
   EXPECT_CALL(observer, AnimationContainerEmpty(container.get())).Times(1);
 
   // Start the animation.
   animation1.Start();
   EXPECT_TRUE(container->is_running());
 
-  // Run the message loop the delegate quits the message loop when notified.
+  // Run the message loop. The delegate quits the message loop when notified.
   MessageLoop::current()->Run();
 
   // The timer should have finished.
   EXPECT_TRUE(delegate1.finished());
 
-  // And the container should no longer be runnings.
+  // And the container should no longer be running.
   EXPECT_FALSE(container->is_running());
 
   container->set_observer(NULL);
 }