Make nsResURL work correctly with fastload and make nsResURL::Clone work correctly. b=252703 r=darin sr=bzbarsky

netwerk/base/src/nsStandardURL.cpp

@@ -1511,11 +1511,18 @@ nsStandardURL::SchemeIs(const char *scheme, PRBool *result)
     return NS_OK;
 }
 
-NS_IMETHODIMP
-nsStandardURL::Clone(nsIURI **result)
+/* virtual */ nsStandardURL*
+nsStandardURL::StartClone()
 {
     nsStandardURL *clone;
     NS_NEWXPCOM(clone, nsStandardURL);
+    return clone;
+}
+
+NS_IMETHODIMP
+nsStandardURL::Clone(nsIURI **result)
+{
+    nsStandardURL *clone = StartClone();
     if (!clone)
         return NS_ERROR_OUT_OF_MEMORY;
 

netwerk/base/src/nsStandardURL.h

@@ -140,6 +140,9 @@ public: /* internal -- HPUX compiler can't handle this being private */
     };
     friend class nsSegmentEncoder;
 
+protected:
+    virtual nsStandardURL* StartClone();
+
 private:
     PRInt32  Port() { return mPort == -1 ? mDefaultPort : mPort; }
 

netwerk/build/nsNetCID.h

@@ -537,6 +537,17 @@
     {0x8c, 0xda, 0x00, 0x60, 0xb0, 0xfc, 0x14, 0xa3} \
 }
 
+#define NS_RESURL_CLASSNAME \
+    "nsResURL"
+#define NS_RESURL_CID                    \
+{ /* ff8fe7ec-2f74-4408-b742-6b7a546029a8 */         \
+    0xff8fe7ec,                                      \
+    0x2f74,                                          \
+    0x4408,                                          \
+    {0xb7, 0x42, 0x6b, 0x7a, 0x54, 0x60, 0x29, 0xa8} \
+}
+
+
 /******************************************************************************
  * netwerk/protocol/file/ classes
  */

netwerk/build/nsNetModule.cpp

@@ -195,6 +195,7 @@ NS_GENERIC_FACTORY_CONSTRUCTOR(nsHttpDigestAuth)
 // resource
 #include "nsResProtocolHandler.h"
 NS_GENERIC_FACTORY_CONSTRUCTOR_INIT(nsResProtocolHandler, Init)
+NS_GENERIC_FACTORY_CONSTRUCTOR(nsResURL)
 #endif
 
 ///////////////////////////////////////////////////////////////////////////////
@@ -927,6 +928,11 @@ static const nsModuleComponentInfo gNetModuleInfo[] = {
       NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "resource",
       nsResProtocolHandlerConstructor
     },
+    { NS_RESURL_CLASSNAME, // needed only for fastload
+      NS_RESURL_CID,
+      nsnull,
+      nsResURLConstructor
+    },
 #endif
 
     // from netwerk/protocol/about (about:blank is mandatory):

netwerk/protocol/res/src/nsResProtocolHandler.cpp

@@ -52,6 +52,8 @@
 #include "nsNetUtil.h"
 #include "nsURLHelper.h"
 
+static NS_DEFINE_CID(kResURLCID, NS_RESURL_CID);
+
 static nsResProtocolHandler *gResHandler = nsnull;
 
 #if defined(PR_LOGGING)
@@ -74,15 +76,6 @@ static PRLogModuleInfo *gResLog;
 // nsResURL : overrides nsStandardURL::GetFile to provide nsIFile resolution
 //----------------------------------------------------------------------------
 
-#include "nsStandardURL.h"
-
-class nsResURL : public nsStandardURL
-{
-public:
-    nsResURL() : nsStandardURL(PR_TRUE) {}
-    NS_IMETHOD GetFile(nsIFile **);
-};
-
 NS_IMETHODIMP
 nsResURL::GetFile(nsIFile **result)
 {
@@ -108,6 +101,21 @@ nsResURL::GetFile(nsIFile **result)
     return rv;
 }
 
+/* virtual */ nsStandardURL*
+nsResURL::StartClone()
+{
+    nsResURL *clone;
+    NS_NEWXPCOM(clone, nsResURL);
+    return clone;
+}
+
+NS_IMETHODIMP 
+nsResURL::GetClassIDNoAlloc(nsCID *aClassIDNoAlloc)
+{
+    *aClassIDNoAlloc = kResURLCID;
+    return NS_OK;
+}
+
 //----------------------------------------------------------------------------
 // nsResProtocolHandler <public>
 //----------------------------------------------------------------------------

netwerk/protocol/res/src/nsResProtocolHandler.h

@@ -45,6 +45,17 @@
 #include "nsISupportsArray.h"
 #include "nsIIOService.h"
 #include "nsWeakReference.h"
+#include "nsStandardURL.h"
+
+// nsResURL : overrides nsStandardURL::GetFile to provide nsIFile resolution
+class nsResURL : public nsStandardURL
+{
+public:
+    nsResURL() : nsStandardURL(PR_TRUE) {}
+    NS_IMETHOD GetFile(nsIFile **);
+    virtual nsStandardURL* StartClone();
+    NS_IMETHOD GetClassIDNoAlloc(nsCID *aCID);
+};
 
 class nsResProtocolHandler : public nsIResProtocolHandler, public nsSupportsWeakReference
 {