Move the remainder of Archive loading from FrameLoader to DocumentLoader.

Source/core/loader/DocumentLoader.h

Index: Source/core/loader/DocumentLoader.h
diff --git a/Source/core/loader/DocumentLoader.h b/Source/core/loader/DocumentLoader.h
index 68b05b57ce74113534c65f19d6c8dacc0e3838da..c9ea9f89a32cc254ffcff7f6d077cf6adb850982 100644
--- a/Source/core/loader/DocumentLoader.h
+++ b/Source/core/loader/DocumentLoader.h
@@ -121,15 +121,8 @@ namespace WebCore {
         void setTitle(const StringWithDirection&);
         const String& overrideEncoding() const { return m_overrideEncoding; }
 
-        void setArchive(PassRefPtr<MHTMLArchive>);
-        void addAllArchiveResources(MHTMLArchive*);
-        PassRefPtr<MHTMLArchive> popArchiveForSubframe(const String& frameName, const KURL&);
-
         bool scheduleArchiveLoad(ResourceLoader*, const ResourceRequest&);
 
-        // Return the ArchiveResource for the URL only when loading an Archive
-        ArchiveResource* archiveResourceForURL(const KURL&) const;
-
 #ifndef NDEBUG
         bool isSubstituteLoadPending(ResourceLoader*) const;
 #endif
@@ -210,6 +203,10 @@ namespace WebCore {
         bool maybeCreateArchive();
         void clearArchiveResources();
 
+        void prepareSubframeArchiveLoadIfNeeded();
+        void addAllArchiveResources(MHTMLArchive*);
+        ArchiveResource* archiveResourceForURL(const KURL&) const;
+
         void willSendRequest(ResourceRequest&, const ResourceResponse&);
         void finishedLoading(double finishTime);
         void mainReceivedError(const ResourceError&);