Return a enumeration of the state of handling of InputEvents.

third_party/WebKit/Source/web/PageWidgetDelegate.cpp

Index: third_party/WebKit/Source/web/PageWidgetDelegate.cpp
diff --git a/third_party/WebKit/Source/web/PageWidgetDelegate.cpp b/third_party/WebKit/Source/web/PageWidgetDelegate.cpp
index 6071842ca60d39eab45b9a713b35c08493d517d0..f972271d9e72d09c28b7911b9d794724f4b48a3a 100644
--- a/third_party/WebKit/Source/web/PageWidgetDelegate.cpp
+++ b/third_party/WebKit/Source/web/PageWidgetDelegate.cpp
@@ -114,7 +114,7 @@ void PageWidgetDelegate::paintIgnoringCompositing(Page& page, WebCanvas* canvas,
     paintInternal(page, canvas, rect, root, GlobalPaintFlattenCompositingLayers);
 }
 
-bool PageWidgetDelegate::handleInputEvent(PageWidgetEventHandler& handler, const WebInputEvent& event, LocalFrame* root)
+WebInputEventResult PageWidgetDelegate::handleInputEvent(PageWidgetEventHandler& handler, const WebInputEvent& event, LocalFrame* root)
 {
     switch (event.type) {
 
@@ -125,28 +125,28 @@ bool PageWidgetDelegate::handleInputEvent(PageWidgetEventHandler& handler, const
     // detached?
     case WebInputEvent::MouseMove:
         if (!root || !root->view())
-            return true;
+            return WebInputEventResult::HandledDefaultHandler;
         handler.handleMouseMove(*root, static_cast<const WebMouseEvent&>(event));
-        return true;
+        return WebInputEventResult::HandledDefaultHandler;
     case WebInputEvent::MouseLeave:
         if (!root || !root->view())
-            return true;
+            return WebInputEventResult::HandledDefaultHandler;
         handler.handleMouseLeave(*root, static_cast<const WebMouseEvent&>(event));
-        return true;
+        return WebInputEventResult::HandledDefaultHandler;
     case WebInputEvent::MouseDown:
         if (!root || !root->view())
-            return true;
+            return WebInputEventResult::HandledDefaultHandler;
         handler.handleMouseDown(*root, static_cast<const WebMouseEvent&>(event));
-        return true;
+        return WebInputEventResult::HandledDefaultHandler;
     case WebInputEvent::MouseUp:
         if (!root || !root->view())
-            return true;
+            return WebInputEventResult::HandledDefaultHandler;
         handler.handleMouseUp(*root, static_cast<const WebMouseEvent&>(event));
-        return true;
+        return WebInputEventResult::HandledDefaultHandler;
 
     case WebInputEvent::MouseWheel:
         if (!root || !root->view())
-            return false;
+            return WebInputEventResult::NotHandled;
         return handler.handleMouseWheel(*root, static_cast<const WebMouseWheelEvent&>(event));
 
     case WebInputEvent::RawKeyDown:
@@ -177,16 +177,16 @@ bool PageWidgetDelegate::handleInputEvent(PageWidgetEventHandler& handler, const
     case WebInputEvent::TouchEnd:
     case WebInputEvent::TouchCancel:
         if (!root || !root->view())
-            return false;
+            return WebInputEventResult::NotHandled;
         return handler.handleTouchEvent(*root, static_cast<const WebTouchEvent&>(event));
     case WebInputEvent::GesturePinchBegin:
     case WebInputEvent::GesturePinchEnd:
     case WebInputEvent::GesturePinchUpdate:
         // Touchscreen pinch events are currently not handled in main thread. Once they are,
         // these should be passed to |handleGestureEvent| similar to gesture scroll events.
-        return false;
+        return WebInputEventResult::NotHandled;
     default:
-        return false;
+        return WebInputEventResult::NotHandled;
     }
 }
 
@@ -213,12 +213,12 @@ void PageWidgetEventHandler::handleMouseUp(LocalFrame& mainFrame, const WebMouse
     mainFrame.eventHandler().handleMouseReleaseEvent(PlatformMouseEventBuilder(mainFrame.view(), event));
 }
 
-bool PageWidgetEventHandler::handleMouseWheel(LocalFrame& mainFrame, const WebMouseWheelEvent& event)
+WebInputEventResult PageWidgetEventHandler::handleMouseWheel(LocalFrame& mainFrame, const WebMouseWheelEvent& event)
 {
     return mainFrame.eventHandler().handleWheelEvent(PlatformWheelEventBuilder(mainFrame.view(), event));
 }
 
-bool PageWidgetEventHandler::handleTouchEvent(LocalFrame& mainFrame, const WebTouchEvent& event)
+WebInputEventResult PageWidgetEventHandler::handleTouchEvent(LocalFrame& mainFrame, const WebTouchEvent& event)
 {
     return mainFrame.eventHandler().handleTouchEvent(PlatformTouchEventBuilder(mainFrame.view(), event));
 }