Remove the default wheel event handler from blink.

third_party/WebKit/Source/web/tests/WebFrameTest.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 8132 matching lines @@
         event.sourceDevice = GetParam();
         event.x = 100;
         event.y = 100;
         if (type == WebInputEvent::GestureScrollUpdate) {
             event.data.scrollUpdate.deltaX = deltaX;
             event.data.scrollUpdate.deltaY = deltaY;
         }
         return event;
     }
 
-    void ScrollByWheel(FrameTestHelpers::WebViewHelper* webViewHelper, int windowX, int windowY, float deltaX, float deltaY)
-    {
-        WebMouseWheelEvent event;
-        event.type = WebInputEvent::MouseWheel;
-        event.deltaX = deltaX;
-        event.deltaY = deltaY;
-        event.windowX = windowX;
-        event.windowY = windowY;
-        event.canScroll = true;
-        event.hasPreciseScrollingDeltas = true;
-        webViewHelper->webViewImpl()->handleInputEvent(event);
-    }
-
     void ScrollBegin(FrameTestHelpers::WebViewHelper* webViewHelper)
     {
         webViewHelper->webViewImpl()->handleInputEvent(generateEvent(WebInputEvent::GestureScrollBegin));
     }
 
     void ScrollUpdate(FrameTestHelpers::WebViewHelper* webViewHelper, float deltaX, float deltaY)
     {
         webViewHelper->webViewImpl()->handleInputEvent(generateEvent(WebInputEvent::GestureScrollUpdate, deltaX, deltaY));
     }
 
@@ skipping 227 matching lines @@
 
     EXPECT_CALL(client, didOverscroll(_, _, _, _)).Times(0);
     ScrollUpdate(&webViewHelper, -0.09, 0);
     Mock::VerifyAndClearExpectations(&client);
 
     EXPECT_CALL(client, didOverscroll(_, _, _, _)).Times(0);
     ScrollEnd(&webViewHelper);
     Mock::VerifyAndClearExpectations(&client);
 }
 
-TEST_P(WebFrameOverscrollTest, ReportingLatestOverscrollForElasticOverscroll)
-{
-    OverscrollWebViewClient client;
-    registerMockedHttpURLLoad("overscroll/overscroll.html");
-    FrameTestHelpers::WebViewHelper webViewHelper;
-    webViewHelper.initializeAndLoad(m_baseURL + "overscroll/overscroll.html", true, nullptr, &client, nullptr, configureAndroid);
-    webViewHelper.resize(WebSize(200, 200));
-
-    EXPECT_CALL(client, didOverscroll(WebFloatSize(-1000, -1000), WebFloatSize(-1000, -1000), WebFloatPoint(), WebFloatSize()));
-    ScrollByWheel(&webViewHelper, 10, 10, 1000, 1000);
-    Mock::VerifyAndClearExpectations(&client);
-}
-
-TEST_P(WebFrameOverscrollTest, ScrollPageWithBodyExplicitlyOverflowing)
-{
-    RuntimeEnabledFeatures::setScrollTopLeftInteropEnabled(false);
-
-    OverscrollWebViewClient client;
-    registerMockedHttpURLLoad("mouse-wheel-overflow-body.html");
-    FrameTestHelpers::WebViewHelper webViewHelper;
-    webViewHelper.initializeAndLoad(m_baseURL + "mouse-wheel-overflow-body.html", true, nullptr, &client, nullptr, configureAndroid);
-    webViewHelper.resize(WebSize(800, 600));
-
-    FrameView* view = webViewHelper.webViewImpl()->mainFrameImpl()->frameView();
-    Document* document = toWebLocalFrameImpl(webViewHelper.webViewImpl()->mainFrame())->frame()->document();
-
-    {
-        EXPECT_CALL(client, didOverscroll(_, _, _, _)).Times(0);
-        ScrollByWheel(&webViewHelper, 100, 100, 0, -450);
-
-        LayoutBox* layoutBody = toLayoutBox(document->body()->layoutObject());
-        ASSERT_EQ(400, layoutBody->getScrollableArea()->scrollPosition().y());
-        ASSERT_EQ(400, layoutBody->getScrollableArea()->maximumScrollPosition().y());
-
-        Mock::VerifyAndClearExpectations(&client);
-    }
-
-    view->setScrollPosition(DoublePoint(0, 0), ProgrammaticScroll);
-
-    {
-        EXPECT_CALL(client, didOverscroll(WebFloatSize(0, 200), WebFloatSize(0, 200), WebFloatPoint(), WebFloatSize()));
-        ScrollByWheel(&webViewHelper, 100, 100, 0, -300);
-
-        ASSERT_EQ(100, view->getScrollableArea()->scrollPosition().y());
-        ASSERT_EQ(100, view->getScrollableArea()->maximumScrollPosition().y());
-
-        Mock::VerifyAndClearExpectations(&client);
-    }
-}
-
 TEST_F(WebFrameTest, OrientationFrameDetach)
 {
     RuntimeEnabledFeatures::setOrientationEventEnabled(true);
     registerMockedHttpURLLoad("orientation-frame-detach.html");
     FrameTestHelpers::WebViewHelper webViewHelper;
     WebViewImpl* webViewImpl = webViewHelper.initializeAndLoad(m_baseURL + "orientation-frame-detach.html", true);
     webViewImpl->mainFrameImpl()->sendOrientationChangeEvent();
 }
 
 TEST_F(WebFrameTest, MaxFramesDetach)
@@ skipping 262 matching lines @@
     ASSERT_FALSE(grandchildFrame->canHaveSecureChild());
     Document* mainDocument = mainFrame->document();
     Document* childDocument = childFrame->document();
     Document* grandchildDocument = grandchildFrame->document();
     ASSERT_FALSE(mainDocument->isSecureContext());
     ASSERT_TRUE(childDocument->isSecureContext());
     ASSERT_FALSE(grandchildDocument->isSecureContext());
 }
 
 } // namespace blink