[Cronet] Make delaying sending request headers explicit in bidirectional stream

components/cronet/android/cronet_bidirectional_stream_adapter.h

Index: components/cronet/android/cronet_bidirectional_stream_adapter.h
diff --git a/components/cronet/android/cronet_bidirectional_stream_adapter.h b/components/cronet/android/cronet_bidirectional_stream_adapter.h
index 2bb80517d1e184e67fc14e3f51c20574757da0c1..2ce3ec590ee3148f7b017dce676c3b9a61a0333d 100644
--- a/components/cronet/android/cronet_bidirectional_stream_adapter.h
+++ b/components/cronet/android/cronet_bidirectional_stream_adapter.h
@@ -71,7 +71,7 @@ class CronetBidirectionalStreamAdapter
       CronetURLRequestContextAdapter* context,
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& jbidi_stream,
-      bool jdisable_auto_flush);
+      bool jdelay_headers_until_next_send_data);
   ~CronetBidirectionalStreamAdapter() override;
 
   // Validates method and headers, initializes and starts the request. If
@@ -145,7 +145,7 @@ class CronetBidirectionalStreamAdapter
 
   // Java object that owns this CronetBidirectionalStreamAdapter.
   base::android::ScopedJavaGlobalRef<jobject> owner_;
-  const bool disable_auto_flush_;
+  const bool delay_headers_until_next_send_data_;
 
   scoped_refptr<IOBufferWithByteBuffer> read_buffer_;
   std::unique_ptr<PendingWriteData> pending_write_data_;