Use Document::validBaseElementURL to init preloadscanner

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

 /*
  * Copyright (C) 2010 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 600 matching lines @@
         ASSERT(m_tokenizer->getState() == HTMLTokenizer::DataState);
 
         ASSERT(m_preloader);
         // TODO(kouhei): m_preloader should be always available for synchronous parsing case,
         // adding paranoia if for speculative crash fix for crbug.com/465478
         if (m_preloader) {
             if (!m_preloadScanner) {
                 m_preloadScanner = createPreloadScanner();
                 m_preloadScanner->appendToEnd(m_input.current());
             }
-            m_preloadScanner->scanAndPreload(m_preloader.get(), document()->baseElementURL(), nullptr);
+            m_preloadScanner->scanAndPreload(m_preloader.get(), document()->validBaseElementURL(), nullptr);
         }
     }
 
     TRACE_EVENT_END1("devtools.timeline", "ParseHTML", "endData", InspectorParseHtmlEvent::endData(m_input.current().currentLine().zeroBasedInt() - 1));
 }
 
 void HTMLDocumentParser::constructTreeFromHTMLToken()
 {
     AtomicHTMLToken atomicToken(token());
 
@@ skipping 56 matching lines @@
     excludedLineNumberSource.setExcludeLineNumbers();
     m_input.insertAtCurrentInsertionPoint(excludedLineNumberSource);
     pumpTokenizerIfPossible();
 
     if (isWaitingForScripts()) {
         // Check the document.write() output with a separate preload scanner as
         // the main scanner can't deal with insertions.
         if (!m_insertionPreloadScanner)
             m_insertionPreloadScanner = createPreloadScanner();
         m_insertionPreloadScanner->appendToEnd(source);
-        m_insertionPreloadScanner->scanAndPreload(m_preloader.get(), document()->baseElementURL(), nullptr);
+        m_insertionPreloadScanner->scanAndPreload(m_preloader.get(), document()->validBaseElementURL(), nullptr);
     }
 
     endIfDelayed();
 }
 
 void HTMLDocumentParser::startBackgroundParser()
 {
     ASSERT(!isStopped());
     ASSERT(shouldUseThreading());
     ASSERT(!m_haveBackgroundParser);
@@ skipping 59 matching lines @@
     const SegmentedString source(inputSource);
 
     if (m_preloadScanner) {
         if (m_input.current().isEmpty() && !isWaitingForScripts()) {
             // We have parsed until the end of the current input and so are now moving ahead of the preload scanner.
             // Clear the scanner so we know to scan starting from the current input point if we block again.
             m_preloadScanner.reset();
         } else {
             m_preloadScanner->appendToEnd(source);
             if (isWaitingForScripts())
-                m_preloadScanner->scanAndPreload(m_preloader.get(), document()->baseElementURL(), nullptr);
+                m_preloadScanner->scanAndPreload(m_preloader.get(), document()->validBaseElementURL(), nullptr);
         }
     }
 
     m_input.appendToEnd(source);
 
     if (inPumpSession()) {
         // We've gotten data off the network in a nested write.
         // We don't want to consume any more of the input stream now.  Do
         // not worry.  We'll consume this data in a less-nested write().
         return;
@@ skipping 154 matching lines @@
 
     m_insertionPreloadScanner.reset();
     pumpTokenizerIfPossible();
     endIfDelayed();
 }
 
 void HTMLDocumentParser::appendCurrentInputStreamToPreloadScannerAndScan()
 {
     ASSERT(m_preloadScanner);
     m_preloadScanner->appendToEnd(m_input.current());
-    m_preloadScanner->scanAndPreload(m_preloader.get(), document()->baseElementURL(), nullptr);
+    m_preloadScanner->scanAndPreload(m_preloader.get(), document()->validBaseElementURL(), nullptr);
 }
 
 void HTMLDocumentParser::notifyScriptLoaded(Resource* cachedResource)
 {
     ASSERT(m_scriptRunner);
     ASSERT(!isExecutingScript());
 
     if (isStopped()) {
         return;
     }
@@ skipping 135 matching lines @@
     bool neededInitialization = m_evaluator->ensureEvaluationContext();
     double initializationDuration = monotonicallyIncreasingTimeMS() - initializeStartTime;
 
     double startTime = monotonicallyIncreasingTimeMS();
     String writtenSource = m_evaluator->evaluateAndEmitWrittenSource(source);
     double duration = monotonicallyIncreasingTimeMS() - startTime;
 
     int currentPreloadCount = document()->loader()->fetcher()->countPreloads();
     std::unique_ptr<HTMLPreloadScanner> scanner = createPreloadScanner();
     scanner->appendToEnd(SegmentedString(writtenSource));
-    scanner->scanAndPreload(m_preloader.get(), document()->baseElementURL(), nullptr);
+    scanner->scanAndPreload(m_preloader.get(), document()->validBaseElementURL(), nullptr);
     int numPreloads = document()->loader()->fetcher()->countPreloads() - currentPreloadCount;
 
     TRACE_EVENT_INSTANT2("blink", "HTMLDocumentParser::evaluateAndPreloadScriptForDocumentWrite.data", TRACE_EVENT_SCOPE_THREAD, "numPreloads", numPreloads, "scriptLength", source.length());
 
     if (neededInitialization) {
         DEFINE_STATIC_LOCAL(CustomCountHistogram, initializeHistograms, ("PreloadScanner.DocumentWrite.InitializationTime", 1, 10000, 50));
         initializeHistograms.count(initializationDuration);
     }
 
     if (numPreloads) {
@@ skipping 19 matching lines @@
         (*closure)();
         return;
     case Asynchronous:
         m_loadingTaskRunner->postTask(BLINK_FROM_HERE, std::move(closure));
         return;
     }
     NOTREACHED();
 }
 
 } // namespace blink