SL-13783 Workaround for enqueueCoprocedure() crash with asset storage

indra/llmessage/llcoproceduremanager.cpp

@@ -137,6 +137,12 @@ LLCoprocedureManager::~LLCoprocedureManager()
 
 }
 
+void LLCoprocedureManager::initSingleton()
+{
+    // workaround until we get mutex into initializePool
+    initializePool("VAssetStorage");
+}
+
 LLCoprocedureManager::poolPtr_t LLCoprocedureManager::initializePool(const std::string &poolName)
 {
     // Attempt to look up a pool size in the configuration.  If found use that

indra/llmessage/llcoproceduremanager.h

@@ -39,6 +39,7 @@ class LLCoprocedureManager : public LLSingleton < LLCoprocedureManager >
 {
     LLSINGLETON(LLCoprocedureManager);
     virtual ~LLCoprocedureManager();
+    /*virtual*/ void initSingleton();
 
 public:
     typedef boost::function<U32(const std::string &)> SettingQuery_t;