Add EventForwarder for routing touch events

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 <utility>
 
@@ skipping 411 matching lines @@
     : host_(widget_host),
       begin_frame_source_(nullptr),
       outstanding_begin_frame_requests_(0),
       is_showing_(!widget_host->is_hidden()),
       is_window_visible_(true),
       is_window_activity_started_(true),
       is_in_vr_(false),
       content_view_core_(nullptr),
       ime_adapter_android_(this),
       cached_background_color_(SK_ColorWHITE),
+      view_(this),
       last_compositor_frame_sink_id_(kUndefinedCompositorFrameSinkId),
       gesture_provider_(ui::GetGestureProviderConfig(
                             ui::GestureProviderConfigType::CURRENT_PLATFORM),
                         this),
       stylus_text_selector_(this),
       using_browser_compositor_(CompositorImpl::IsInitialized()),
       synchronous_compositor_client_(nullptr),
       frame_evictor_(new DelegatedFrameEvictor(this)),
       observing_root_window_(false),
       prev_top_shown_pix_(0.f),
@@ skipping 1321 matching lines @@
     CreateOverscrollControllerIfPossible();
 }
 
 void RenderWidgetHostViewAndroid::RunAckCallbacks() {
   while (!ack_callbacks_.empty()) {
     ack_callbacks_.front().Run();
     ack_callbacks_.pop();
   }
 }
 
+bool RenderWidgetHostViewAndroid::OnTouchEvent(
+    const ui::MotionEventAndroid& event,
+    bool is_touch_handle_event) {

[David Trainor- moved to gerrit, 2017/02/28 01:31:23]

We should look at how we could remove this distinction at some point.

[Jinsuk Kim, 2017/02/28 06:56:04]

Left a TODO for a reminder for future refactoring.

+  return is_touch_handle_event ? OnTouchHandleEvent(event)
+                               : OnTouchEvent(event);
+}
+
+bool RenderWidgetHostViewAndroid::OnMouseEvent(
+    const ui::MotionEventAndroid& event,
+    int action_button) {
+  SendMouseEvent(event, action_button);
+  return true;
+}
+
 void RenderWidgetHostViewAndroid::OnGestureEvent(
     const ui::GestureEventData& gesture) {
   blink::WebGestureEvent web_gesture =
       ui::CreateWebGestureEventFromGestureEventData(gesture);
   // TODO(jdduke): Remove this workaround after Android fixes UiAutomator to
   // stop providing shift meta values to synthetic MotionEvents. This prevents
   // unintended shift+click interpretation of all accessibility clicks.
   // See crbug.com/443247.
   if (web_gesture.type() == blink::WebInputEvent::GestureTap &&
       web_gesture.modifiers() == blink::WebInputEvent::ShiftKey) {
@@ skipping 203 matching lines @@
   ui::WindowAndroidCompositor* compositor = window_android->GetCompositor();
   if (!compositor)
     return;
 
   overscroll_controller_ = base::MakeUnique<OverscrollControllerAndroid>(
       overscroll_refresh_handler, compositor,
       ui::GetScaleFactorForNativeView(GetNativeView()));
 }
 
 }  // namespace content