Plumb smooth scrolling in Chromium compositor

content/browser/web_contents/web_contents_android.h

 // Copyright 2013 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 CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_ANDROID_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_ANDROID_H_
 
 #include <jni.h>
 
 #include "base/android/scoped_java_ref.h"
@@ skipping 58 matching lines @@
   jboolean IsRenderWidgetHostViewReady(JNIEnv* env, jobject obj);
   void ExitFullscreen(JNIEnv* env, jobject obj);
   void UpdateTopControlsState(
       JNIEnv* env,
       jobject obj,
       bool enable_hiding,
       bool enable_showing,
       bool animate);
   void ShowImeIfNeeded(JNIEnv* env, jobject obj);
   void ScrollFocusedEditableNodeIntoView(JNIEnv* env, jobject obj);
+  void SmoothScroll(JNIEnv* env,
+                    jobject obj,
+                    jint targetX,
+                    jint targetY,
+                    jlong durationMs);
   void SelectWordAroundCaret(JNIEnv* env, jobject obj);
   void AdjustSelectionByCharacterOffset(JNIEnv* env,
                                         jobject obj,
                                         jint start_adjust,
                                         jint end_adjust);
   void InsertCSS(JNIEnv* env, jobject jobj, jstring jcss);
   void EvaluateJavaScript(JNIEnv* env,
                           jobject obj,
                           jstring script,
                           jobject callback);
@@ skipping 28 matching lines @@
   base::android::ScopedJavaGlobalRef<jobject> obj_;
 
   base::WeakPtrFactory<WebContentsAndroid> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsAndroid);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_ANDROID_H_