Handle 'visibility:collapse' for SVG shapes/images/text-decorations

third_party/WebKit/Source/core/paint/SVGInlineTextBoxPainter.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/paint/SVGInlineTextBoxPainter.h"
 
 #include "core/editing/Editor.h"
 #include "core/editing/markers/DocumentMarkerController.h"
 #include "core/editing/markers/RenderedDocumentMarker.h"
 #include "core/frame/LocalFrame.h"
@@ skipping 215 matching lines @@
     if (m_svgInlineTextBox.getLineLayoutItem().style()->textDecorationsInEffect() == TextDecorationNone)
         return;
 
     if (fragment.width <= 0)
         return;
 
     // Find out which style defined the text-decoration, as its fill/stroke properties have to be used for drawing instead of ours.
     LayoutObject* decorationLayoutObject = findLayoutObjectDefininingTextDecoration(m_svgInlineTextBox.parent());
     const ComputedStyle& decorationStyle = decorationLayoutObject->styleRef();
 
-    if (decorationStyle.visibility() == HIDDEN)
+    if (decorationStyle.visibility() != VISIBLE)
         return;
 
     float scalingFactor = 1;
     Font scaledFont;
     LayoutSVGInlineText::computeNewScaledFontForStyle(decorationLayoutObject, scalingFactor, scaledFont);
     ASSERT(scalingFactor);
 
     float thickness = thicknessForDecoration(decoration, scaledFont);
     if (thickness <= 0)
         return;
@@ skipping 248 matching lines @@
             stateSaver.save();
             paintInfo.context.concatCTM(fragment.buildFragmentTransform());
         }
         FloatRect fragmentRect = m_svgInlineTextBox.selectionRectForTextFragment(fragment, textMatchInfo.startPosition, textMatchInfo.endPosition, style);
         paintInfo.context.setFillColor(color);
         paintInfo.context.fillRect(fragmentRect);
     }
 }
 
 } // namespace blink