Pulls AnimationDelegate out into its own header.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/5121004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@66541 0039d316-1c4b-4281-b951-d872f2087c98

7 files changed, 40 insertions, 25 deletions

diff --git a/app/animation.cc b/app/animation.cc
index edb1232..40f53f9 100644
--- a/app/animation.cc
+++ b/app/animation.cc
@@ -4,6 +4,7 @@
 
 #include "app/animation.h"
 
+#include "app/animation_delegate.h"
 #include "app/tween.h"
 #include "gfx/rect.h"
 
diff --git a/app/animation.h b/app/animation.h
index 8433f29..06ccf52 100644
--- a/app/animation.h
+++ b/app/animation.h
@@ -14,29 +14,7 @@ namespace gfx {
 class Rect;
 }
 
-class Animation;
-
-// AnimationDelegate
-//
-//  Implement this interface when you want to receive notifications about the
-//  state of an animation.
-class AnimationDelegate {
- public:
-  // Called when an animation has completed.
-  virtual void AnimationEnded(const Animation* animation) {
-  }
-
-  // Called when an animation has progressed.
-  virtual void AnimationProgressed(const Animation* animation) {
-  }
-
-  // Called when an animation has been canceled.
-  virtual void AnimationCanceled(const Animation* animation) {
-  }
-
- protected:
-  virtual ~AnimationDelegate() {}
-};
+class AnimationDelegate;
 
 // Base class used in implementing animations. You only need use this class if
 // you're implementing a new animation type, otherwise you'll likely want one of
diff --git a/app/animation_delegate.h b/app/animation_delegate.h
new file mode 100644
index 0000000..bed2c9d
--- /dev/null
+++ b/app/animation_delegate.h
@@ -0,0 +1,30 @@
+// 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.
+
+#ifndef APP_ANIMATION_DELEGATE_H_
+#define APP_ANIMATION_DELEGATE_H_
+#pragma once
+
+class Animation;
+
+// AnimationDelegate
+//
+//  Implement this interface when you want to receive notifications about the
+//  state of an animation.
+class AnimationDelegate {
+ public:
+  // Called when an animation has completed.
+  virtual void AnimationEnded(const Animation* animation) {}
+
+  // Called when an animation has progressed.
+  virtual void AnimationProgressed(const Animation* animation) {}
+
+  // Called when an animation has been canceled.
+  virtual void AnimationCanceled(const Animation* animation) {}
+
+ protected:
+  virtual ~AnimationDelegate() {}
+};
+
+#endif  // APP_ANIMATION_DELEGATE_H_
diff --git a/app/animation_unittest.cc b/app/animation_unittest.cc
index 280e74f..a4ab2fe 100644
--- a/app/animation_unittest.cc
+++ b/app/animation_unittest.cc
@@ -2,12 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include "app/animation_delegate.h"
 #include "app/linear_animation.h"
 #include "app/test_animation_delegate.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
 #if defined(OS_WIN)
 #include "base/win/windows_version.h"
 #endif
-#include "testing/gtest/include/gtest/gtest.h"
 
 class AnimationTest: public testing::Test {
  private:
diff --git a/app/linear_animation.cc b/app/linear_animation.cc
index 93b2a81..533a435 100644
--- a/app/linear_animation.cc
+++ b/app/linear_animation.cc
@@ -6,6 +6,8 @@
 
 #include <math.h>
 
+#include "app/animation_delegate.h"
+
 using base::Time;
 using base::TimeDelta;
 
diff --git a/app/multi_animation.cc b/app/multi_animation.cc
index 812a668..3ba6715 100644
--- a/app/multi_animation.cc
+++ b/app/multi_animation.cc
@@ -4,6 +4,8 @@
 
 #include "app/multi_animation.h"
 
+#include "app/animation_delegate.h"
+
 // Default interval, in ms.
 static const int kDefaultInterval = 20;
 
diff --git a/app/test_animation_delegate.h b/app/test_animation_delegate.h
index c88aa9f..6f17331 100644
--- a/app/test_animation_delegate.h
+++ b/app/test_animation_delegate.h
@@ -6,7 +6,7 @@
 #define APP_TEST_ANIMATION_DELEGATE_H_
 #pragma once
 
-#include "app/animation.h"
+#include "app/animation_delegate.h"
 #include "base/message_loop.h"
 
 // Trivial AnimationDelegate implementation. AnimationEnded/Canceled quit the