Fix HTTP/2 request example.

Author: ioquatix

examples/http2/request.rb

@@ -44,12 +44,11 @@ def stream.process_headers(frame)
 		puts "Got response headers: #{headers} (#{frame.end_stream?})"
 	end
 
-	def stream.receive_data(frame)
-		data = super
-		
-		$count += data.scan(/kittens/).size
-		
-		puts "Got response data: #{data.bytesize}"
+	def stream.process_data(frame)
+		if data = super
+			$count += data.scan(/kittens/).size
+			puts "Got response data: #{data.bytesize}"
+		end
 	end
 
 	until stream.closed?