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base/android/jni_generator/jni_generator.gyp

 # Copyright (c) 2012 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': 'jni_generator_py_tests',
       'type': 'none',
       'variables': {
@@ skipping 42 matching lines @@
     },
     {
       'target_name': 'jni_generator_tests',
       'type': 'executable',
       'dependencies': [
         '../../base.gyp:test_support_base',
         'jni_generator_py_tests',
         'jni_sample_header',
         'jni_sample_java',
       ],
+      'variables': {
+        'clang_warning_flags': [
+          # The jni generator generates unused static functions in a header
+          # file, which is a bad idea, but this is only a test target.
+          '-Wno-unused-function',
+        ],
+      },
       'sources': [
         'sample_for_tests.cc',
       ],
     },
   ],
 }