Changes magic sequence to '!#mojo ' and strips 'mojo ' when building url

mojo/public/mojo_application.gni

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("mojo.gni")
 import("mojo_sdk.gni")
 
 # Generate a binary mojo application.The parameters of this template are those
 # of a shared library.
 template("mojo_native_application") {
@@ skipping 193 matching lines @@
       output = mojo_output
       outputs = [
         output,
       ]
 
       rebase_input = rebase_path(input, root_build_dir)
       rebase_output = rebase_path(output, root_build_dir)
       args = [
         "--input=$rebase_input",
         "--output=$rebase_output",
-        "--line=#!mojo:android_handler",
+        "--line=#!mojo mojo:android_handler",
       ]
     }
   }
 }