Fix resource scheduling on documents with <frameset>.

Source/core/html/parser/HTMLConstructionSite.cpp

Index: Source/core/html/parser/HTMLConstructionSite.cpp
diff --git a/Source/core/html/parser/HTMLConstructionSite.cpp b/Source/core/html/parser/HTMLConstructionSite.cpp
index 171d1d3e2f00e36c732e24041ad1b47d0794ea12..37f9edcbb5219b73275688ba79bfa03058391bb6 100644
--- a/Source/core/html/parser/HTMLConstructionSite.cpp
+++ b/Source/core/html/parser/HTMLConstructionSite.cpp
@@ -481,6 +481,16 @@ void HTMLConstructionSite::insertHTMLFormElement(AtomicHTMLToken* token, bool is
     m_openElements.push(HTMLStackItem::create(m_form, token));
 }
 
+void HTMLConstructionSite::insertHTMLFramesetElement(AtomicHTMLToken* token)
+{
+    ASSERT(element->hasTagName(framesetTag));
+    insertHTMLElement(token);
+    if (Frame* frame = m_document->frame()) {
+        // A document with frames won't literally have a body, but the frameset is effectively the body.
+        frame->loader()->client()->dispatchWillInsertBody();

[abarth-chromium, 2013/06/03 22:12:46]

This is a bad dependency.  We want it to be possible for the
HTMLConstructionSite to run on the parse thread in the future.

Instead, you should add this logic to HTMLFrameSetElement itself.

+    }
+}
+
 void HTMLConstructionSite::insertHTMLElement(AtomicHTMLToken* token)
 {
     RefPtr<Element> element = createHTMLElement(token);