[DevTools] Implement Target.setDiscoverTargets method.

content/browser/devtools/protocol/browser_handler.cc

Index: content/browser/devtools/protocol/browser_handler.cc
diff --git a/content/browser/devtools/protocol/browser_handler.cc b/content/browser/devtools/protocol/browser_handler.cc
index aabbf40c43126a6ddce4210659bfabe497548df7..72981ee9fe36502369c2809997c29183346f11d6 100644
--- a/content/browser/devtools/protocol/browser_handler.cc
+++ b/content/browser/devtools/protocol/browser_handler.cc
@@ -51,12 +51,12 @@ Response BrowserHandler::CreateTarget(const std::string& url,
                                       const int* height,
                                       const std::string* context_id,
                                       std::string* out_target_id) {
-  DevToolsManagerDelegate* delegate =
-      DevToolsManager::GetInstance()->delegate();
-  if (!delegate)
+  DevToolsManagerDelegate* manager_delegate =
+      DevToolsManager::GetInstance()->GetDelegate();
+  if (!manager_delegate)
     return Response::ServerError("Not supported");
   scoped_refptr<content::DevToolsAgentHost> agent_host =
-      delegate->CreateNewTarget(GURL(url));
+      manager_delegate->CreateNewTarget(GURL(url));
   if (!agent_host)
     return Response::ServerError("Not supported");
   *out_target_id = agent_host->GetId();