Remove the default wheel event handler from blink.

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

Index: third_party/WebKit/Source/web/tests/WebFrameTest.cpp
diff --git a/third_party/WebKit/Source/web/tests/WebFrameTest.cpp b/third_party/WebKit/Source/web/tests/WebFrameTest.cpp
index 1dd574f6455f36d7dc824bbc6d78a3970880c490..01d77f310d3672ec18a2d34876b710a01c58f8b0 100644
--- a/third_party/WebKit/Source/web/tests/WebFrameTest.cpp
+++ b/third_party/WebKit/Source/web/tests/WebFrameTest.cpp
@@ -8150,19 +8150,6 @@ protected:
         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));
@@ -8410,56 +8397,6 @@ TEST_P(WebFrameOverscrollTest, NoOverscrollForSmallvalues)
     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);