Pause HTML parser for external stylesheets in the body

third_party/WebKit/Source/core/html/parser/HTMLTreeBuilderSimulator.cpp

Index: third_party/WebKit/Source/core/html/parser/HTMLTreeBuilderSimulator.cpp
diff --git a/third_party/WebKit/Source/core/html/parser/HTMLTreeBuilderSimulator.cpp b/third_party/WebKit/Source/core/html/parser/HTMLTreeBuilderSimulator.cpp
index d23ba6139b787362ccc9bbd6358ba352763fd952..1821aad0b39d84707cae333f006e21df4a9b2375 100644
--- a/third_party/WebKit/Source/core/html/parser/HTMLTreeBuilderSimulator.cpp
+++ b/third_party/WebKit/Source/core/html/parser/HTMLTreeBuilderSimulator.cpp
@@ -145,6 +145,8 @@ HTMLTreeBuilderSimulator::SimulatedToken HTMLTreeBuilderSimulator::simulate(
       } else if (threadSafeMatch(tagName, scriptTag)) {
         tokenizer->setState(HTMLTokenizer::ScriptDataState);
         simulatedToken = ScriptStart;
+      } else if (threadSafeMatch(tagName, linkTag)) {
+        simulatedToken = Link;
       } else if (threadSafeMatch(tagName, styleTag) ||
                  threadSafeMatch(tagName, iframeTag) ||
                  threadSafeMatch(tagName, xmpTag) ||
@@ -176,6 +178,8 @@ HTMLTreeBuilderSimulator::SimulatedToken HTMLTreeBuilderSimulator::simulate(
         tokenizer->setState(HTMLTokenizer::DataState);
       return ScriptEnd;
     }
+    if (threadSafeMatch(tagName, styleTag))
+      simulatedToken = StyleEnd;
   }
 
   // FIXME: Also setForceNullCharacterReplacement when in text mode.