Remove sendRequestSync from RSocketClientChannel

Summary: sendRequestSync should only be implemented by channels, which own threads looping EventBases.

Reviewed By: phoad

Differential Revision: D7464392

fbshipit-source-id: bde6edc85438bb406592291330869972f88c787a

folly/io/async/ScopedEventBaseThread.h

@@ -36,7 +36,7 @@ typedef Range<const char*> StringPiece;
  * When the ScopedEventBaseThread object is destroyed, the thread will be
  * stopped.
  */
-class ScopedEventBaseThread {
+class ScopedEventBaseThread : public IOExecutor {
  public:
   ScopedEventBaseThread();
   explicit ScopedEventBaseThread(const StringPiece& name);
@@ -50,10 +50,18 @@ class ScopedEventBaseThread {
     return &eb_;
   }
 
+  EventBase* getEventBase() override {
+    return &eb_;
+  }
+
   std::thread::id getThreadId() const {
     return th_.get_id();
   }
 
+  void add(Func func) override {
+    getEventBase()->add(std::move(func));
+  }
+
  private:
   ScopedEventBaseThread(ScopedEventBaseThread&& other) = delete;
   ScopedEventBaseThread& operator=(ScopedEventBaseThread&& other) = delete;