Dont reset unusedScrollDelta for nonScrollable Axes.

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 7824 matching lines @@
     EXPECT_CALL(client, didOverscroll(_, _, _, _)).Times(0);
     ScrollUpdate(&webViewHelper, 0, -320);
     Mock::VerifyAndClearExpectations(&client);
 
     // Now On Scrolling IFrame, scroll is bubbled and root layer is over-scrolled.
     EXPECT_CALL(client, didOverscroll(WebFloatSize(0, 50), WebFloatSize(0, 50), WebFloatPoint(100, 100), WebFloatSize()));
     ScrollUpdate(&webViewHelper, 0, -50);
     Mock::VerifyAndClearExpectations(&client);
 }
 
-TEST_F(WebFrameOverscrollTest, NoOverscrollOnNonScrollableaxes)
-{
-    OverscrollWebViewClient client;
-    registerMockedHttpURLLoad("overscroll/no-overscroll-on-nonscrollable-axes.html");
-    FrameTestHelpers::WebViewHelper webViewHelper;
-    webViewHelper.initializeAndLoad(m_baseURL + "overscroll/no-overscroll-on-nonscrollable-axes.html", true, 0, &client, configureAndroid);
-
-    // Overscroll is not reported in all the directions.
-    ScrollBegin(&webViewHelper);
-    EXPECT_CALL(client, didOverscroll(_, _, _, _)).Times(0);
-    ScrollUpdate(&webViewHelper, 0, -1);
-    Mock::VerifyAndClearExpectations(&client);
-
-    EXPECT_CALL(client, didOverscroll(_, _, _, _)).Times(0);
-    ScrollUpdate(&webViewHelper, 0, 1);
-    Mock::VerifyAndClearExpectations(&client);
-
-    EXPECT_CALL(client, didOverscroll(_, _, _, _)).Times(0);
-    ScrollUpdate(&webViewHelper, 1, 0);
-    Mock::VerifyAndClearExpectations(&client);
-
-    EXPECT_CALL(client, didOverscroll(_, _, _, _)).Times(0);
-    ScrollUpdate(&webViewHelper, -1, 0);
-    Mock::VerifyAndClearExpectations(&client);
-
-    EXPECT_CALL(client, didOverscroll(_, _, _, _)).Times(0);
-    ScrollUpdate(&webViewHelper, 1, 1);
-    Mock::VerifyAndClearExpectations(&client);
-
-    EXPECT_CALL(client, didOverscroll(_, _, _, _)).Times(0);
-    ScrollUpdate(&webViewHelper, -1, 1);
-    Mock::VerifyAndClearExpectations(&client);
-
-    EXPECT_CALL(client, didOverscroll(_, _, _, _)).Times(0);
-    ScrollUpdate(&webViewHelper, 1, -1);
-    Mock::VerifyAndClearExpectations(&client);
-
-    EXPECT_CALL(client, didOverscroll(_, _, _, _)).Times(0);
-    ScrollUpdate(&webViewHelper, -1, -1);
-    Mock::VerifyAndClearExpectations(&client);
-
-    EXPECT_CALL(client, didOverscroll(_, _, _, _)).Times(0);
-    ScrollEnd(&webViewHelper);
-    Mock::VerifyAndClearExpectations(&client);
-}
-
 TEST_F(WebFrameOverscrollTest, ScaledPageRootLayerOverscrolled)
 {
     OverscrollWebViewClient client;
     registerMockedHttpURLLoad("overscroll/overscroll.html");
     FrameTestHelpers::WebViewHelper webViewHelper;
     WebViewImpl* webViewImpl = webViewHelper.initializeAndLoad(m_baseURL + "overscroll/overscroll.html", true, 0, &client, configureAndroid);
     webViewImpl->setPageScaleFactor(3.0);
 
     // Calculation of accumulatedRootOverscroll and unusedDelta on scaled page.
     ScrollBegin(&webViewHelper);
@@ skipping 100 matching lines @@
 
 TEST_F(WebFrameTest, MaxFramesDetach)
 {
     registerMockedHttpURLLoad("max-frames-detach.html");
     FrameTestHelpers::WebViewHelper webViewHelper;
     WebViewImpl* webViewImpl = webViewHelper.initializeAndLoad(m_baseURL + "max-frames-detach.html", true);
     webViewImpl->mainFrameImpl()->collectGarbage();
 }
 
 } // namespace blink