Revert of Update mojo sdk to rev e083961bf11fd0c94d40be8853761da529b6d444

mojo/public/cpp/application/application_impl.h

Index: mojo/public/cpp/application/application_impl.h
diff --git a/mojo/public/cpp/application/application_impl.h b/mojo/public/cpp/application/application_impl.h
index dbc8554d2f5373adbef39fa3a082059d8177a40e..f4febd5a7916944c3a577b91378d187071bc76c2 100644
--- a/mojo/public/cpp/application/application_impl.h
+++ b/mojo/public/cpp/application/application_impl.h
@@ -61,7 +61,6 @@
 
   // Returns any initial configuration arguments, passed by the Shell.
   const std::vector<std::string>& args() const { return args_; }
-  bool HasArg(const std::string& arg) const;
 
   // Establishes a new connection to an application. Caller does not own.
   ApplicationConnection* ConnectToApplication(const String& application_url);