Send got/lostpointercapture immediately if possible

third_party/WebKit/Source/core/input/EventHandler.cpp

Index: third_party/WebKit/Source/core/input/EventHandler.cpp
diff --git a/third_party/WebKit/Source/core/input/EventHandler.cpp b/third_party/WebKit/Source/core/input/EventHandler.cpp
index aaa15c7641c5b62fc981bb806c25428ee34e8e30..a7389e4bc5c7da2ce53909dde534f5b1a4f6d0bb 100644
--- a/third_party/WebKit/Source/core/input/EventHandler.cpp
+++ b/third_party/WebKit/Source/core/input/EventHandler.cpp
@@ -191,10 +191,10 @@ EventHandler::EventHandler(LocalFrame* frame)
     , m_shouldOnlyFireDragOverEvent(false)
     , m_mousePositionIsUnknown(true)
     , m_mouseDownTimestamp(0)
-    , m_pointerEventManager(frame)
+    , m_pointerEventManager(new PointerEventManager(frame))
     , m_scrollManager(frame)
     , m_keyboardEventManager(frame, &m_scrollManager)
-    , m_gestureManager(frame, &m_scrollManager, &m_pointerEventManager, m_selectionController)
+    , m_gestureManager(frame, &m_scrollManager, m_pointerEventManager, m_selectionController)
     , m_activeIntervalTimer(this, &EventHandler::activeIntervalTimerFired)
 {
 }
@@ -251,7 +251,7 @@ void EventHandler::clear()
     m_mousePressed = false;
     m_capturesDragging = false;
     m_capturingMouseEventsNode = nullptr;
-    m_pointerEventManager.clear();
+    m_pointerEventManager->clear();
     m_scrollManager.clear();
     m_gestureManager.clear();
     m_mouseDownMayStartDrag = false;
@@ -1011,7 +1011,7 @@ WebInputEventResult EventHandler::handleMouseMoveOrLeaveEvent(const PlatformMous
     }
 
     // Treat any mouse move events as readonly if the user is currently touching the screen.
-    if (m_pointerEventManager.isAnyTouchActive())
+    if (m_pointerEventManager->isAnyTouchActive())
         hitType |= HitTestRequest::Active | HitTestRequest::ReadOnly;
     HitTestRequest request(hitType);
     MouseEventWithHitTestResults mev = MouseEventWithHitTestResults(mouseEvent, HitTestResult(request, LayoutPoint()));
@@ -1457,7 +1457,7 @@ void EventHandler::updateMouseEventTargetNodeAndSendEvents(Node* targetNode,
     const PlatformMouseEvent& mouseEvent, bool isFrameBoundaryTransition)
 {
     Node* lastNodeUnderMouse = updateMouseEventTargetNode(targetNode, mouseEvent);
-    m_pointerEventManager.sendMouseAndPossiblyPointerBoundaryEvents(
+    m_pointerEventManager->sendMouseAndPossiblyPointerBoundaryEvents(
         lastNodeUnderMouse, m_nodeUnderMouse, mouseEvent,
         isFrameBoundaryTransition);
 }
@@ -1474,23 +1474,23 @@ WebInputEventResult EventHandler::dispatchMouseEvent(const AtomicString& eventTy
 
 bool EventHandler::isPointerEventActive(int pointerId)
 {
-    return m_pointerEventManager.isActive(pointerId);
+    return m_pointerEventManager->isActive(pointerId);
 }
 
 void EventHandler::setPointerCapture(int pointerId, EventTarget* target)
 {
     // TODO(crbug.com/591387): This functionality should be per page not per frame.
-    m_pointerEventManager.setPointerCapture(pointerId, target);
+    m_pointerEventManager->setPointerCapture(pointerId, target);
 }
 
 void EventHandler::releasePointerCapture(int pointerId, EventTarget* target)
 {
-    m_pointerEventManager.releasePointerCapture(pointerId, target);
+    m_pointerEventManager->releasePointerCapture(pointerId, target);
 }
 
 void EventHandler::elementRemoved(EventTarget* target)
 {
-    m_pointerEventManager.elementRemoved(target);
+    m_pointerEventManager->elementRemoved(target);
 }
 
 // TODO(mustaq): Make PE drive ME dispatch & bookkeeping in EventHandler.
@@ -1502,7 +1502,7 @@ WebInputEventResult EventHandler::updatePointerTargetAndDispatchEvents(const Ato
 
     Node* lastNodeUnderMouse = updateMouseEventTargetNode(targetNode, mouseEvent);
 
-    return m_pointerEventManager.sendMousePointerEvent(
+    return m_pointerEventManager->sendMousePointerEvent(
         m_nodeUnderMouse, mouseEventType, clickCount, mouseEvent, nullptr,
         lastNodeUnderMouse);
 }
@@ -2559,7 +2559,7 @@ HitTestResult EventHandler::hitTestResultInFrame(LocalFrame* frame, const Layout
 WebInputEventResult EventHandler::handleTouchEvent(const PlatformTouchEvent& event)
 {
     TRACE_EVENT0("blink", "EventHandler::handleTouchEvent");
-    return m_pointerEventManager.handleTouchEvents(event);
+    return m_pointerEventManager->handleTouchEvents(event);
 }
 
 void EventHandler::setLastKnownMousePosition(const PlatformMouseEvent& event)