Fixed another memory leak if a download request is aborted.

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@9999 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/addons/request.hpp

@@ -101,6 +101,9 @@ public:
     /** Returns if this request is to be cancelled. */
     bool isCancelled() const { return m_cancel; }
     // ------------------------------------------------------------------------
+    /** Specifies if the memory should be managed by network_http. */
+    void setManageMemory(bool m) { m_manage_memory = m; }
+    // ------------------------------------------------------------------------
     /** Returns if the memory for this object should be managed by
     *  by network_http (i.e. freed once the request is handled). */
     bool manageMemory() const { return m_manage_memory; }

src/states_screens/dialogs/addons_loading.cpp

@@ -180,6 +180,11 @@ GUIEngine::EventPropagation
         if(m_download_request)
         {
             assert(m_download_request);
+            // In case of a cancel we can't free the memory, since 
+            // network_http will potentially update the request. So in
+            // order to avoid a memory leak, we let network_http free
+            // the request.
+            m_download_request->setManageMemory(true);
             m_download_request->cancel();
         }
         dismiss();