DevTools: Enable network emulation on Service Workers

content/browser/devtools/forwarding_agent_host.cc

Index: content/browser/devtools/forwarding_agent_host.cc
diff --git a/content/browser/devtools/forwarding_agent_host.cc b/content/browser/devtools/forwarding_agent_host.cc
index db8af96a2b1f5df3a82b20eaade3dea4aaca62d9..9f3f204b7762e85baa064b69186b1f075d3c1281 100644
--- a/content/browser/devtools/forwarding_agent_host.cc
+++ b/content/browser/devtools/forwarding_agent_host.cc
@@ -40,10 +40,11 @@ void ForwardingAgentHost::Detach() {
     delegate_->Detach();
 }
 
-void ForwardingAgentHost::DispatchProtocolMessage(
+bool ForwardingAgentHost::DispatchProtocolMessage(
     const std::string& message) {
   if (delegate_)
     delegate_->SendMessageToBackend(message);
+  return true;
 }
 
 DevToolsAgentHost::Type ForwardingAgentHost::GetType() {