Bug 559714 - Turn off cache in the child process. r=jduell a=blocking-fennec

--HG--
extra : rebase_source : 1d91098b7ee3bc5c7971cdd4f13b7e0c0a815945

netwerk/cache/nsCacheService.cpp

@@ -1005,6 +1005,12 @@ nsCacheService::Init()
     if (mInitialized)
         return NS_ERROR_ALREADY_INITIALIZED;
 
+#ifdef MOZ_IPC
+    if (mozilla::net::IsNeckoChild()) {
+        return NS_ERROR_UNEXPECTED;
+    }
+#endif
+
     if (mLock == nsnull)
         return NS_ERROR_OUT_OF_MEMORY;