NOT FOR REVIEW: Fullscreen WIP

third_party/WebKit/Source/core/css/resolver/StyleAdjuster.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc.
  * All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
  * (http://www.torchmobile.com/)
@@ skipping 17 matching lines @@
  * Boston, MA 02110-1301, USA.
  */
 
 #include "core/css/resolver/StyleAdjuster.h"
 
 #include "core/HTMLNames.h"
 #include "core/SVGNames.h"
 #include "core/dom/ContainerNode.h"
 #include "core/dom/Document.h"
 #include "core/dom/Element.h"
+#include "core/dom/Fullscreen.h"
+#include "core/frame/FrameHost.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/Settings.h"
 #include "core/frame/UseCounter.h"
+#include "core/frame/VisualViewport.h"
 #include "core/html/HTMLIFrameElement.h"
 #include "core/html/HTMLInputElement.h"
 #include "core/html/HTMLPlugInElement.h"
 #include "core/html/HTMLTableCellElement.h"
 #include "core/html/HTMLTextAreaElement.h"
 #include "core/layout/LayoutTheme.h"
+#include "core/page/Page.h"
 #include "core/style/ComputedStyle.h"
 #include "core/style/ComputedStyleConstants.h"
 #include "core/svg/SVGSVGElement.h"
 #include "platform/Length.h"
 #include "platform/transforms/TransformOperations.h"
 #include "wtf/Assertions.h"
 
 namespace blink {
 
 using namespace HTMLNames;
@@ skipping 339 matching lines @@
     // display setting in adjustStyeForTagName() above.
     adjustStyleForFirstLetter(style);
 
     adjustStyleForDisplay(style, parentStyle,
                           element ? &element->document() : 0);
 
     // Paint containment forces a block formatting context, so we must coerce
     // from inline.  https://drafts.csswg.org/css-containment/#containment-paint
     if (style.containsPaint() && style.display() == EDisplay::Inline)
       style.setDisplay(EDisplay::Block);
+
+    if (element && Fullscreen::isFullscreenElement(*element)) {
+      // We need to size the fullscreen element to the inner viewport and not to
+      // the outer viewport (what percentage would do). Unfortunately CSS can't
+      // handle that as we don't expose the inner viewport information.
+      //
+      // TODO(dsinclair): We should find a way to get this standardized.
+      // crbug.com/534924
+      IntSize viewportSize =
+          element->document().page()->frameHost().visualViewport().size();
+      style.setWidth(Length(viewportSize.width(), Fixed));
+      style.setHeight(Length(viewportSize.height(), Fixed));
+    }
   } else {
     adjustStyleForFirstLetter(style);
   }
 
   if (element && element->hasCompositorProxy())
     style.setHasCompositorProxy(true);
 
   // Make sure our z-index value is only applied if the object is positioned.
   if (style.position() == StaticPosition &&
       !parentStyleForcesZIndexToCreateStackingContext(parentStyle)) {
@@ skipping 46 matching lines @@
       style.setDisplay(EDisplay::Block);
 
     // Columns don't apply to svg text elements.
     if (isSVGTextElement(*element))
       style.clearMultiCol();
   }
   adjustStyleForAlignment(style, parentStyle);
 }
 
 }  // namespace blink