isFullScreen      173 Source/core/css/CSSDefaultStyleSheets.cpp     if (!m_fullscreenStyleSheet && FullscreenElementStack::isFullScreen(element->document())) {
isFullScreen      880 Source/core/css/SelectorChecker.cpp             if (!FullscreenElementStack::isFullScreen(element.document()))
isFullScreen       59 Source/core/dom/FullscreenElementStack.h     static bool isFullScreen(Document&);
isFullScreen       80 Source/web/FullscreenController.cpp         if (FullscreenElementStack::isFullScreen(*doc)) {
isFullScreen      107 Source/web/FullscreenController.cpp         if (fullscreen->isFullScreen(*doc)) {
isFullScreen     5449 Source/web/tests/WebFrameTest.cpp     ASSERT_TRUE(WebCore::FullscreenElementStack::isFullScreen(*document));
isFullScreen     5457 Source/web/tests/WebFrameTest.cpp     ASSERT_FALSE(WebCore::FullscreenElementStack::isFullScreen(*document));