Add a name to the proxy resolver utility process and display it in the task manager.

content/public/browser/utility_process_host.h

Index: content/public/browser/utility_process_host.h
diff --git a/content/public/browser/utility_process_host.h b/content/public/browser/utility_process_host.h
index b552cabfc26e83705322f1ca1ab4ee5e9d1ef8fd..cc04ec520efb0105bf26fae06da56217d13d50e4 100644
--- a/content/public/browser/utility_process_host.h
+++ b/content/public/browser/utility_process_host.h
@@ -83,6 +83,9 @@ class UtilityProcessHost : public IPC::Sender,
   // Returns the ServiceRegistry for this process. Only valid to call this if
   // the process was started with StartMojoMode().
   virtual ServiceRegistry* GetServiceRegistry() = 0;
+
+  // Set the name of the process to appear in the task manager.
+  virtual void SetName(const std::string& name) = 0;
 };
 
 };  // namespace content