Proper support for multiple text decorations.

Source/core/css/resolver/StyleAdjuster.cpp

Index: Source/core/css/resolver/StyleAdjuster.cpp
diff --git a/Source/core/css/resolver/StyleAdjuster.cpp b/Source/core/css/resolver/StyleAdjuster.cpp
index 624d735a327c199e7d7222c5b86249324fd82225..165ceb006db5fa60a12a47ceebfb806715918d36 100644
--- a/Source/core/css/resolver/StyleAdjuster.cpp
+++ b/Source/core/css/resolver/StyleAdjuster.cpp
@@ -136,7 +136,7 @@ static bool doesNotInheritTextDecoration(const RenderStyle* style, const Element
 {
     return style->display() == TABLE || style->display() == INLINE_TABLE
         || style->display() == INLINE_BLOCK || style->display() == INLINE_BOX || isAtShadowBoundary(e)
-        || style->isFloating() || style->hasOutOfFlowPosition();
+        || style->isFloating() || style->hasOutOfFlowPosition() || isHTMLRTElement(e);
 }
 
 // FIXME: This helper is only needed because pseudoStyleForElement passes a null
@@ -242,9 +242,9 @@ void StyleAdjuster::adjustRenderStyle(RenderStyle* style, RenderStyle* parentSty
     }
 
     if (doesNotInheritTextDecoration(style, e))
-        style->setTextDecorationsInEffect(style->textDecoration());
-    else
-        style->addToTextDecorationsInEffect(style->textDecoration());
+        style->clearAppliedTextDecorations();
+
+    style->applyTextDecorations();
 
     if (style->overflowX() != OVISIBLE || style->overflowY() != OVISIBLE)
         adjustOverflow(style, e);