Reduce unnecessary usage of TextCaseSensitivity::TextCaseInsensitive.

third_party/WebKit/Source/web/WebFrameSerializerImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 306 matching lines @@
     const QualifiedName& attrName = it.name();
     String attrValue = it.value();
 
     // Skip srcdoc attribute if we will emit src attribute (for frames).
     if (shouldRewriteFrameSrc && attrName == HTMLNames::srcdocAttr)
       continue;
 
     // Rewrite the attribute value if requested.
     if (element->hasLegalLinkAttribute(attrName)) {
       // For links start with "javascript:", we do not change it.
-      if (!attrValue.startsWith("javascript:", TextCaseInsensitive)) {
+      if (!attrValue.startsWith("javascript:", TextCaseASCIIInsensitive)) {
         // Get the absolute link.
         KURL completeURL = param->document->completeURL(attrValue);
 
         // Check whether we have a local file to link to.
         WebString rewrittenURL;
         if (shouldRewriteFrameSrc) {
           attrValue = rewrittenFrameLink;
           didRewriteFrameSrc = true;
         } else if (m_delegate->rewriteLink(completeURL, &rewrittenURL)) {
           attrValue = rewrittenURL;
@@ skipping 142 matching lines @@
     // Report empty contents for invalid URLs.
     m_client->didSerializeDataForFrame(
         WebCString(), WebFrameSerializerClient::CurrentFrameIsFinished);
   }
 
   DCHECK(m_dataBuffer.isEmpty());
   return didSerialization;
 }
 
 }  // namespace blink