Propagate resource-triggered repaints to text node children of <text>

Source/core/layout/svg/LayoutSVGInline.cpp

 /*
  * Copyright (C) 2006 Oliver Hunt <ojh16@student.canterbury.ac.nz>
  * Copyright (C) 2006 Apple Inc. All rights reserved.
  * Copyright (C) Research In Motion Limited 2010. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 132 matching lines @@
     if (!textLayoutObject) {
         LayoutInline::removeChild(child);
         return;
     }
     Vector<SVGTextLayoutAttributes*, 2> affectedAttributes;
     textLayoutObject->subtreeChildWillBeRemoved(child, affectedAttributes);
     LayoutInline::removeChild(child);
     textLayoutObject->subtreeChildWasRemoved(affectedAttributes);
 }
 
+void LayoutSVGInline::invalidateTreeIfNeeded(PaintInvalidationState& paintInvalidationState)
+{
+    ASSERT(!needsLayout());
+
+    if (!shouldCheckForPaintInvalidation(paintInvalidationState))
+        return;
+
+    PaintInvalidationReason reason = invalidatePaintIfNeeded(paintInvalidationState, paintInvalidationState.paintInvalidationContainer());
+    clearPaintInvalidationState(paintInvalidationState);
+
+    if (reason == PaintInvalidationDelayedFull)
+        paintInvalidationState.pushDelayedPaintInvalidationTarget(*this);
+
+    PaintInvalidationState childTreeWalkState(paintInvalidationState, *this, paintInvalidationState.paintInvalidationContainer());
+    if (reason == PaintInvalidationSVGResourceChange)
+        childTreeWalkState.setForceSubtreeInvalidationWithinContainer();
+    invalidatePaintOfSubtreesIfNeeded(childTreeWalkState);
 }
+
+}