Revert of Add support for entering/exiting HTML fullscreen from OOPIFs.

third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp

Index: third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp b/third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp
index 6e7254a1f588a2724cf6aa1fa6dd4835bad82779..cc5d4b7645afc52547288c9a68e05182c15ecad1 100644
--- a/third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp
+++ b/third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp
@@ -194,8 +194,6 @@
     // to use Page messages.  https://crbug.com/599688.
     page()->frameHost().visualViewport().setSize(newSize);
     page()->frameHost().visualViewport().clampToBoundaries();
-
-    view()->didUpdateFullScreenSize();
 }
 
 void WebFrameWidgetImpl::updateMainFrameLayoutSize()
@@ -220,12 +218,12 @@
 
 void WebFrameWidgetImpl::didEnterFullScreen()
 {
-    view()->didEnterFullScreen();
+    // FIXME: Implement full screen for out-of-process iframes.
 }
 
 void WebFrameWidgetImpl::didExitFullScreen()
 {
-    view()->didExitFullScreen();
+    // FIXME: Implement full screen for out-of-process iframes.
 }
 
 void WebFrameWidgetImpl::beginFrame(double lastFrameTimeMonotonic)