Eraser tool type plumbing from ui/events to web events and PPAPI.

third_party/WebKit/Source/core/events/PointerEventFactory.cpp

 // Copyright 2016 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 "core/events/PointerEventFactory.h"
 
 #include "core/frame/FrameView.h"
 #include "platform/geometry/FloatSize.h"
 
 namespace blink {
 
 namespace {
 
 inline int toInt(WebPointerProperties::PointerType t) { return static_cast<int>(t); }
 
 const char* pointerTypeNameForWebPointPointerType(WebPointerProperties::PointerType type)
 {
     switch (type) {
     case WebPointerProperties::PointerType::Unknown:
         return "";
     case WebPointerProperties::PointerType::Touch:
         return "touch";
     case WebPointerProperties::PointerType::Pen:
+    case WebPointerProperties::PointerType::Eraser:

[mustaq, 2016/08/31 14:28:46]

Please add a TODO referring to crbug.com/642455.

         return "pen";
     case WebPointerProperties::PointerType::Mouse:
         return "mouse";
     }
     NOTREACHED();
     return "";
 }
 
 const AtomicString& pointerEventNameForMouseEventName(
     const AtomicString& mouseEventName)
@@ skipping 360 matching lines @@
     if (properties.pointerType
         == WebPointerProperties::PointerType::Mouse)
         return PointerEventFactory::s_mouseId;
     IncomingId id(properties.pointerType, properties.id);
     if (m_pointerIncomingIdMapping.contains(id))
         return m_pointerIncomingIdMapping.get(id);
     return PointerEventFactory::s_invalidId;
 }
 
 } // namespace blink