Send lostpointercapture on touch capturing

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

 // 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.
 
 #ifndef PointerEventFactory_h
 #define PointerEventFactory_h
 
 #include "core/CoreExport.h"
 #include "core/events/PointerEvent.h"
 #include "public/platform/WebPointerProperties.h"
@@ skipping 47 matching lines @@
 
     // Returns true if pointerEvent is removed. When a pointerEvent with a
     // particular id is removed that id is considered free even though there
     // might have been other PointerEvents that were generated with the same id
     // before.
     bool remove(const PassRefPtrWillBeRawPtr<PointerEvent>);
 
     // Returns whether a pointer id exists and active
     bool isActive(const int);
 
+    // Returns type of pointer id if exists, otherwise Unknown
+    WebPointerProperties::PointerType getPointerType(const int);
+
     // Returns whether a pointer id exists and has at least one pressed button
     bool isActiveButtonsState(const int);
 
 private:
     typedef WTF::UnsignedWithZeroKeyHashTraits<int> UnsignedHash;
     typedef struct IncomingId : public std::pair<int, int> {
         IncomingId() {}
         IncomingId(WebPointerProperties::PointerType pointerType,
             int rawId)
             : std::pair<int, int>(static_cast<int>(pointerType), rawId) {}
@@ skipping 20 matching lines @@
     int m_currentId;
     HashMap<IncomingId, int, WTF::PairHash<int, int>, WTF::PairHashTraits<UnsignedHash, UnsignedHash>> m_pointerIncomingIdMapping;
     HashMap<int, PointerAttributes, WTF::IntHash<int>, UnsignedHash> m_pointerIdMapping;
     int m_primaryId[static_cast<int>(WebPointerProperties::PointerType::LastEntry) + 1];
     int m_idCount[static_cast<int>(WebPointerProperties::PointerType::LastEntry) + 1];
 };
 
 } // namespace blink
 
 #endif // PointerEventFactory_h