Add the pointer type of pen to the synthetic WebMousEvent

content/common/input/synthetic_web_input_event_builders.cc

 // 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.
 
 #include "content/common/input/synthetic_web_input_event_builders.h"
 
 #include "base/logging.h"
 #include "content/common/input/web_touch_event_traits.h"
 #include "ui/events/base_event_utils.h"
 #include "ui/events/keycodes/keyboard_codes.h"
@@ skipping 11 matching lines @@
 WebMouseEvent SyntheticWebMouseEventBuilder::Build(
     blink::WebInputEvent::Type type) {
   return WebMouseEvent(type, WebInputEvent::NoModifiers,
                        ui::EventTimeStampToSeconds(ui::EventTimeForNow()));
 }
 
 WebMouseEvent SyntheticWebMouseEventBuilder::Build(
     blink::WebInputEvent::Type type,
     int window_x,
     int window_y,
-    int modifiers) {
+    int modifiers,
+    blink::WebPointerProperties::PointerType pointer_type) {
   DCHECK(WebInputEvent::isMouseEventType(type));
   WebMouseEvent result(type, modifiers,
                        ui::EventTimeStampToSeconds(ui::EventTimeForNow()));
   result.x = window_x;
   result.y = window_y;
   result.windowX = window_x;
   result.windowY = window_y;
+  result.pointerType = pointer_type;

[Navid Zolghadr, 2017/01/19 15:46:22]

Do we expect this to be only mouse and pen? Do you like to have a DCHECK for it?

[lanwei, 2017/01/20 14:42:21]

Done.

 
   if (type == WebInputEvent::MouseDown || type == WebInputEvent::MouseUp)
     result.button = WebMouseEvent::Button::Left;
   else
     result.button = WebMouseEvent::Button::NoButton;
 
   return result;
 }
 
 WebMouseWheelEvent SyntheticWebMouseWheelEventBuilder::Build(
@@ skipping 199 matching lines @@
 
 int SyntheticWebTouchEvent::FirstFreeIndex() {
   for (size_t i = 0; i < kTouchesLengthCap; ++i) {
     if (touches[i].state == WebTouchPoint::StateUndefined)
       return i;
   }
   return -1;
 }
 
 }  // namespace content