Revert "Check in executable for iOS test launcher"

build/android/android_exports.gyp

 # 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.
 
 {
   'targets': [
     {
       'target_name': 'android_exports',
-      'toolsets': ['host', 'target'],
       'type': 'none',
       'inputs': [
         '<(DEPTH)/build/android/android_exports.lst',
       ],
       'outputs': [
         '<(android_linker_script)',
       ],
       'copies': [
         {
           'destination': '<(SHARED_INTERMEDIATE_DIR)',
@@ skipping 11 matching lines @@
             ],
             'ldflags!': [
               '-Wl,--exclude-libs=ALL',
             ],
           },
         }],
       ],
     },
   ],
 }