Add overscroll edge effect animations for Android.

content/browser/android/content_view_core_impl.cc

 // Copyright (c) 2012 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 "content/browser/android/content_view_core_impl.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_array.h"
 #include "base/android/jni_string.h"
 #include "base/android/scoped_java_ref.h"
@@ skipping 681 matching lines @@
 
 void ContentViewCoreImpl::SetVSyncNotificationEnabled(bool enabled) {
   JNIEnv* env = AttachCurrentThread();
   ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
   if (obj.is_null())
     return;
   Java_ContentViewCore_setVSyncNotificationEnabled(
       env, obj.obj(), static_cast<jboolean>(enabled));
 }
 
+void ContentViewCoreImpl::SetNeedsAnimate() {
+  JNIEnv* env = AttachCurrentThread();
+  ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
+  if (obj.is_null())
+    return;
+  Java_ContentViewCore_setNeedsAnimate(env, obj.obj());
+}
+
 ui::ViewAndroid* ContentViewCoreImpl::GetViewAndroid() const {
   // view_android_ should never be null for Chrome.
   DCHECK(view_android_);
   return view_android_;
 }
 
 ui::WindowAndroid* ContentViewCoreImpl::GetWindowAndroid() const {
   // This should never be NULL for Chrome, but will be NULL for WebView.
   DCHECK(window_android_);
   return window_android_;
@@ skipping 520 matching lines @@
 
 void ContentViewCoreImpl::OnVSync(JNIEnv* env, jobject /* obj */,
                                   jlong frame_time_micros) {
   RenderWidgetHostViewAndroid* view = GetRenderWidgetHostViewAndroid();
   if (!view)
     return;
 
   view->SendVSync(base::TimeTicks::FromInternalValue(frame_time_micros));
 }
 
+jboolean ContentViewCoreImpl::OnAnimate(JNIEnv* env, jobject /* obj */,
+                                        jlong frame_time_micros) {
+  RenderWidgetHostViewAndroid* view = GetRenderWidgetHostViewAndroid();
+  if (!view)
+    return false;
+
+  return view->Animate(base::TimeTicks::FromInternalValue(frame_time_micros));
+}
+
 jboolean ContentViewCoreImpl::PopulateBitmapFromCompositor(JNIEnv* env,
                                                            jobject obj,
                                                            jobject jbitmap) {
   RenderWidgetHostViewAndroid* view = GetRenderWidgetHostViewAndroid();
   if (!view)
     return false;
 
   return view->PopulateBitmapWithContents(jbitmap);
 }
 
@@ skipping 293 matching lines @@
       reinterpret_cast<ui::ViewAndroid*>(view_android),
       reinterpret_cast<ui::WindowAndroid*>(window_android));
   return reinterpret_cast<jint>(view);
 }
 
 bool RegisterContentViewCore(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace content