Don't send source location pointer in query reply.

Since reply order is the same as the query order, the server already
knows what source location it receives. This observation allows placing
zone name into the source location struct.

server/TracyEvent.hpp

@@ -47,6 +47,7 @@ struct TextData
 
 struct SourceLocation
 {
+    StringRef name;
     StringRef function;
     StringRef file;
     uint32_t line;
@@ -102,7 +103,6 @@ struct GpuEvent
     int64_t gpuStart;
     int64_t gpuEnd;
     int32_t srcloc;
-    uint64_t name;
 
     Vector<GpuEvent*> child;
 };