quiet spurious warning

src/remoteClient/clientContextImpl.cpp

@@ -342,8 +342,8 @@ public:
             {
                 startRequest(PURE_DESTROY_REQUEST);
                 m_channel->checkAndGetTransport()->enqueueSendRequest(internal_from_this<BaseRequestImpl>());
-            } catch (std::tr1::bad_weak_ptr& e) {
-                // noop (do not complain if fails)
+            } catch (std::runtime_error& e) {
+                // assume from checkAndGetTransport() due to wrong channel state
             } catch (std::exception& e) {
                 LOG(logLevelWarn, "Ignore exception during BaseRequestImpl::destroy: %s", e.what());
             }