DCHECK: load event is dispatched after executeScript() iff m_isExternalScript

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

Index: third_party/WebKit/Source/core/html/parser/HTMLParserScriptRunner.cpp
diff --git a/third_party/WebKit/Source/core/html/parser/HTMLParserScriptRunner.cpp b/third_party/WebKit/Source/core/html/parser/HTMLParserScriptRunner.cpp
index 88afa39d916a2a36115136ef176f2b1000c90df6..e4ffa2ff5f0327388647aa03e9fee06c7ff640eb 100644
--- a/third_party/WebKit/Source/core/html/parser/HTMLParserScriptRunner.cpp
+++ b/third_party/WebKit/Source/core/html/parser/HTMLParserScriptRunner.cpp
@@ -262,6 +262,9 @@ void HTMLParserScriptRunner::executePendingScriptAndDispatchEvent(
                 monotonicallyIncreasingTime() - scriptParserBlockingTime,
                 scriptLoader->wasCreatedDuringDocumentWrite());
       }
+#if DCHECK_IS_ON()
+      DCHECK(scriptLoader->isExternalScript());
+#endif
       if (!doExecuteScript(element, sourceCode, scriptStartPosition)) {
         scriptLoader->dispatchErrorEvent();
       } else {
@@ -657,6 +660,9 @@ void HTMLParserScriptRunner::processScriptElementInternal(
         ScriptSourceCode sourceCode(script->textContent(),
                                     documentURLForScriptExecution(m_document),
                                     scriptStartPosition);
+#if DCHECK_IS_ON()
+        DCHECK(!scriptLoader->isExternalScript());
+#endif
         doExecuteScript(script, sourceCode, scriptStartPosition);
       }
     } else {