[DevTools] Keep IP address of HttpServer as a member of DevToolsHttpHandlerImpl.

content/browser/devtools/devtools_http_handler_impl.cc

Index: content/browser/devtools/devtools_http_handler_impl.cc
diff --git a/content/browser/devtools/devtools_http_handler_impl.cc b/content/browser/devtools/devtools_http_handler_impl.cc
index 90ee8d204942addc1676212df17489f57577c8c6..e228e37f6a9fdde37385f66585829d8594ef4f83 100644
--- a/content/browser/devtools/devtools_http_handler_impl.cc
+++ b/content/browser/devtools/devtools_http_handler_impl.cc
@@ -333,10 +333,9 @@ void DevToolsHttpHandlerImpl::StopWithoutRelease() {
 }
 
 GURL DevToolsHttpHandlerImpl::GetFrontendURL() {
-  net::IPEndPoint ip_address;
-  if (server_ && server_->GetLocalAddress(&ip_address))
+  if (!server_ip_address_)
     return GURL();
-  return GURL(std::string("http://") + ip_address.ToString() + frontend_url_);
+  return GURL(std::string("http://") + server_ip_address_->ToString() + frontend_url_);
 }
 
 static std::string PathWithoutParams(const std::string& path) {
@@ -767,6 +766,15 @@ void DevToolsHttpHandlerImpl::OnCloseUI(int connection_id) {
   }
 }
 
+void DevToolsHttpHandlerImpl::OnHttpServerInitialized(
+    const net::IPEndPoint& ip_address) {
+  server_ip_address_.reset(new net::IPEndPoint(ip_address));
+}
+
+void DevToolsHttpHandlerImpl::OnHttpServerDeinitialized() {
+  server_ip_address_.reset(NULL);
+}
+
 DevToolsHttpHandlerImpl::DevToolsHttpHandlerImpl(
     scoped_ptr<ServerSocketFactory> server_socket_factory,
     const std::string& frontend_url,
@@ -796,6 +804,12 @@ void DevToolsHttpHandlerImpl::Init() {
   }
 
   server_.reset(new net::HttpServer(server_socket.Pass(), this));
+  net::IPEndPoint ip_address;
+  server_->GetLocalAddress(&ip_address);
+  BrowserThread::PostTask(
+      BrowserThread::UI, FROM_HERE,
+      base::Bind(&DevToolsHttpHandlerImpl::OnHttpServerInitialized,
+                 this, ip_address));
   if (!active_port_output_directory_.empty())
     WriteActivePortToUserProfile();
 }
@@ -803,6 +817,9 @@ void DevToolsHttpHandlerImpl::Init() {
 // Runs on the handler thread
 void DevToolsHttpHandlerImpl::Teardown() {
   server_.reset(NULL);
+  BrowserThread::PostTask(
+      BrowserThread::UI, FROM_HERE,
+      base::Bind(&DevToolsHttpHandlerImpl::OnHttpServerDeinitialized, this));
 }
 
 // Runs on FILE thread to make sure that it is serialized against