Relands: Telemetry: hooks "chrome.gpuBenchmarking.smoothScrollBy" with java on android.

content/browser/renderer_host/render_widget_host_view_android.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/renderer_host/render_widget_host_view_android.h"
 
 #include <android/bitmap.h>
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/utf_string_conversions.h"
 #include "cc/layers/layer.h"
 #include "cc/layers/texture_layer.h"
 #include "cc/output/compositor_frame.h"
 #include "cc/output/compositor_frame_ack.h"
 #include "content/browser/android/content_view_core_impl.h"
 #include "content/browser/gpu/gpu_surface_tracker.h"
 #include "content/browser/renderer_host/compositor_impl_android.h"
 #include "content/browser/renderer_host/image_transport_factory_android.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/browser/renderer_host/surface_texture_transport_client_android.h"
+#include "content/browser/renderer_host/touch_smooth_scroll_gesture_android.h"
 #include "content/common/gpu/client/gl_helper.h"
 #include "content/common/gpu/gpu_messages.h"
 #include "content/common/input_messages.h"
 #include "content/common/view_messages.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/Platform.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebExternalTextureLayer.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebSize.h"
 #include "third_party/khronos/GLES2/gl2.h"
 #include "third_party/khronos/GLES2/gl2ext.h"
 #include "ui/gfx/android/device_display_info.h"
@@ skipping 477 matching lines @@
 }
 
 void RenderWidgetHostViewAndroid::ShowDisambiguationPopup(
     const gfx::Rect& target_rect, const SkBitmap& zoomed_bitmap) {
   if (!content_view_core_)
     return;
 
   content_view_core_->ShowDisambiguationPopup(target_rect, zoomed_bitmap);
 }
 
+SmoothScrollGesture* RenderWidgetHostViewAndroid::CreateSmoothScrollGesture(
+    bool scroll_down, int pixels_to_scroll, int mouse_event_x,
+    int mouse_event_y) {
+  return new TouchSmoothScrollGestureAndroid(
+      pixels_to_scroll,
+      GetRenderWidgetHost(),
+      content_view_core_->CreateSmoothScroller(
+          scroll_down, mouse_event_x, mouse_event_y));
+}
+
 void RenderWidgetHostViewAndroid::OnAcceleratedCompositingStateChange() {
 }
 
 void RenderWidgetHostViewAndroid::OnSwapCompositorFrame(
     scoped_ptr<cc::CompositorFrame> frame) {
   // Always let ContentViewCore know about the new frame first, so it can decide
   // to schedule a Draw immediately when it sees the texture layer invalidation.
   if (content_view_core_) {
     // All offsets and sizes are in CSS pixels.
     content_view_core_->UpdateFrameInfo(
@@ skipping 307 matching lines @@
 // RenderWidgetHostView, public:
 
 // static
 RenderWidgetHostView*
 RenderWidgetHostView::CreateViewForWidget(RenderWidgetHost* widget) {
   RenderWidgetHostImpl* rwhi = RenderWidgetHostImpl::From(widget);
   return new RenderWidgetHostViewAndroid(rwhi, NULL);
 }
 
 } // namespace content