Merge willEnter/willExitFullScreen into didEnter/didExitFullScreen

Source/web/tests/WebFrameTest.cpp

Index: Source/web/tests/WebFrameTest.cpp
diff --git a/Source/web/tests/WebFrameTest.cpp b/Source/web/tests/WebFrameTest.cpp
index e9fe25075e30da4cbb98bbb76b731cbd6613dabf..577961847a1c87e2130f707c407412cd8247f561 100644
--- a/Source/web/tests/WebFrameTest.cpp
+++ b/Source/web/tests/WebFrameTest.cpp
@@ -5653,7 +5653,6 @@ TEST_F(WebFrameTest, FullscreenLayerNonScrollable)
     blink::UserGestureIndicator gesture(blink::DefinitelyProcessingUserGesture);
     Element* divFullscreen = document->getElementById("div1");
     Fullscreen::from(*document).requestFullscreen(*divFullscreen, Fullscreen::PrefixedRequest);
-    webViewImpl->willEnterFullScreen();
     webViewImpl->didEnterFullScreen();
     webViewImpl->layout();
 
@@ -5663,7 +5662,6 @@ TEST_F(WebFrameTest, FullscreenLayerNonScrollable)
     ASSERT_FALSE(webScrollLayer->scrollable());
 
     // Verify that the main frame is scrollable upon exiting fullscreen.
-    webViewImpl->willExitFullScreen();
     webViewImpl->didExitFullScreen();
     webViewImpl->layout();
     ASSERT_FALSE(blink::Fullscreen::isFullScreen(*document));
@@ -5685,7 +5683,6 @@ TEST_F(WebFrameTest, FullscreenMainFrameScrollable)
     Document* document = toWebLocalFrameImpl(webViewImpl->mainFrame())->frame()->document();
     blink::UserGestureIndicator gesture(blink::DefinitelyProcessingUserGesture);
     Fullscreen::from(*document).requestFullscreen(*document->documentElement(), Fullscreen::PrefixedRequest);
-    webViewImpl->willEnterFullScreen();
     webViewImpl->didEnterFullScreen();
     webViewImpl->layout();