Address feedback, more fixes

Core/SaveState.cpp

@@ -165,8 +165,7 @@ namespace SaveState
 			compressThread_ = std::thread([=]{
 				SetCurrentThreadName("SaveStateCompress");
 
-				AndroidJNIThreadContext jniContext;
-
+				// Should do no I/O, so no JNI thread context needed.
 				Compress(*result, *state, *base);
 			});
 		}