Reland "Sync requestFullscreen() and exitFullscreen() algorithms with the spec"

third_party/WebKit/Source/core/dom/Element.cpp

Index: third_party/WebKit/Source/core/dom/Element.cpp
diff --git a/third_party/WebKit/Source/core/dom/Element.cpp b/third_party/WebKit/Source/core/dom/Element.cpp
index 9b3b1c9265d311c50dace218d84bd43109089a82..02199352968729e6eb6513fd1d2b95460b36820e 100644
--- a/third_party/WebKit/Source/core/dom/Element.cpp
+++ b/third_party/WebKit/Source/core/dom/Element.cpp
@@ -1671,7 +1671,7 @@ void Element::RemovedFrom(ContainerNode* insertion_point) {
 
   DCHECK(!HasRareData() || !GetElementRareData()->HasPseudoElements());
 
-  if (Fullscreen::IsCurrentFullScreenElement(*this)) {
+  if (Fullscreen::IsFullscreenElement(*this)) {
     SetContainsFullScreenElementOnAncestorsCrossingFrameBoundaries(false);
     if (insertion_point->IsElementNode()) {
       ToElement(insertion_point)->SetContainsFullScreenElement(false);
@@ -3637,7 +3637,7 @@ void Element::SetContainsPersistentVideo(bool value) {
 
   // In some rare situations, when the persistent video has been removed from
   // the tree, part of the tree might still carry the flag.
-  if (!value && Fullscreen::IsCurrentFullScreenElement(*this)) {
+  if (!value && Fullscreen::IsFullscreenElement(*this)) {
     for (Node* node = firstChild(); node;) {
       if (!node->IsElementNode() ||
           !ToElement(node)->ContainsPersistentVideo()) {
@@ -4276,7 +4276,7 @@ bool Element::SupportsStyleSharing() const {
     return false;
   if (HasAnimations())
     return false;
-  if (Fullscreen::IsCurrentFullScreenElement(*this))
+  if (Fullscreen::IsFullscreenElement(*this))
     return false;
   return true;
 }