android: move overscroll effects to ui/

ui/android/animation_utils.h

Index: ui/android/animation_utils.h
diff --git a/content/browser/android/animation_utils.h b/ui/android/animation_utils.h
similarity index 74%
rename from content/browser/android/animation_utils.h
rename to ui/android/animation_utils.h
index e20d2eb9e5021843792d2f2b242b09a5f4a99ef4..747463119b9c87e6b6fdf793f51d2685116a8b6c 100644
--- a/content/browser/android/animation_utils.h
+++ b/ui/android/animation_utils.h
@@ -2,10 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CONTENT_BROWSER_ANDROID_ANIMATION_UTILS_H_
-#define CONTENT_BROWSER_ANDROID_ANIMATION_UTILS_H_
+#ifndef UI_ANDROID_ANIMATION_UTILS_H_
+#define UI_ANDROID_ANIMATION_UTILS_H_
 
-namespace content {
+namespace ui {
 
 template <typename T>
 T Lerp(T a, T b, T t) {
@@ -28,6 +28,6 @@ T Damp(T input, T factor) {
   return result;
 }
 
-}  // namespace content
+}  // namespace ui
 
-#endif  // CONTENT_BROWSER_ANDROID_ANIMATION_UTILS_H_
+#endif  // UI_ANDROID_ANIMATION_UTILS_H_