[Breakpad] Add get_context_unittest to breakpad_unittests for Android.

breakpad/breakpad.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.
 
 {
   'includes': [
     'breakpad_sender.gypi',
     'breakpad_handler.gypi',
   ],
   'conditions': [
@@ skipping 596 matching lines @@
                 '-Wno-unused-value',
               ],
             }],
             ['OS=="android"', {
               'libraries': [
                 '-llog',
               ],
               'include_dirs': [
                 'src/common/android/include',
               ],
+              'sources': [
+                'src/common/android/breakpad_getcontext_unittest.cc',
+              ],
             }],
           ],
         },
         {
           'target_name': 'linux_dumper_unittest_helper',
           'type': 'executable',
           'dependencies': [
             'breakpad_processor_support',
           ],
           'sources': [
@@ skipping 235 matching lines @@
             'action_name': 'strip breakpad_unittests',
             'inputs': [ '<(PRODUCT_DIR)/breakpad_unittests' ],
             'outputs': [ '<(PRODUCT_DIR)/breakpad_unittests_stripped' ],
             'action': [ '<(android_strip)', '<@(_inputs)', '-o', '<@(_outputs)' ],
           }],
         }
       ],
     }],
   ],
 }