Add pointer id to the WebMouseEvent's constructors

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/event.h"
@@ skipping 20 matching lines @@
     int window_x,
     int window_y,
     int modifiers,
     blink::WebPointerProperties::PointerType pointer_type) {
   DCHECK(WebInputEvent::IsMouseEventType(type));
   WebMouseEvent result(type, modifiers,
                        ui::EventTimeStampToSeconds(ui::EventTimeForNow()));
   result.SetPositionInWidget(window_x, window_y);
   result.SetModifiers(modifiers);
   result.pointer_type = pointer_type;
-  result.id = ui::MouseEvent::kMousePointerId;
+  result.id = ui::MouseEvent::kDefaultMousePointerId;
   return result;
 }
 
 WebMouseWheelEvent SyntheticWebMouseWheelEventBuilder::Build(
     WebMouseWheelEvent::Phase phase) {
   WebMouseWheelEvent result(WebInputEvent::kMouseWheel,
                             WebInputEvent::kNoModifiers,
                             ui::EventTimeStampToSeconds(ui::EventTimeForNow()));
   result.phase = phase;
   return result;
@@ skipping 194 matching lines @@
 
 int SyntheticWebTouchEvent::FirstFreeIndex() {
   for (size_t i = 0; i < kTouchesLengthCap; ++i) {
     if (touches[i].state == WebTouchPoint::kStateUndefined)
       return i;
   }
   return -1;
 }
 
 }  // namespace content