From c537bd7bfcb07781cbadf9b83a6980c0cf42e148 Mon Sep 17 00:00:00 2001
From: Yegor Jbanov <yjbanov@google.com>
Date: Mon, 29 Feb 2016 16:27:15 -0800
Subject: [PATCH] use the mandatory "ext." prefix in VM service extensions

---
 sky/shell/tracing_controller.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sky/shell/tracing_controller.cc b/sky/shell/tracing_controller.cc
index 02e9da2029f1f..923e7bdcab7d2 100644
--- a/sky/shell/tracing_controller.cc
+++ b/sky/shell/tracing_controller.cc
@@ -21,8 +21,8 @@ namespace shell {
 const char kBaseTraceStart[] = "{\"traceEvents\":[";
 const char kBaseTraceEnd[] = "]}";
 
-const char kObservatoryMethodStartTracing[] = "flutter_startTracing";
-const char kObservatoryMethodStopTracing[] = "flutter_stopTracing";
+const char kObservatoryMethodStartTracing[] = "ext.flutter_startTracing";
+const char kObservatoryMethodStopTracing[] = "ext.flutter_stopTracing";
 const char kObservatoryResultOk[] = "{\"success\" : true}";
 const char kObservatoryResultFail[] = "{\"success\" : false}";