GTTF: Flip test launcher defaults (developer mode is now default)

chrome/browser_tests.isolate

 # 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.
 {
   'conditions': [
     ['OS=="linux"', {
       'variables': {
         'command': [
           '../testing/xvfb.py',
           '<(PRODUCT_DIR)',
           '<(PRODUCT_DIR)/browser_tests<(EXECUTABLE_SUFFIX)',
+          '--test-launcher-bot-mode',
         ],
         'isolate_dependency_tracked': [
           '../testing/xvfb.py',
           '<(PRODUCT_DIR)/libclearkeycdm.so',
           '<(PRODUCT_DIR)/libclearkeycdmadapter.so',
           '<(PRODUCT_DIR)/libffmpegsumo.so',
           '<(PRODUCT_DIR)/libosmesa.so',
           '<(PRODUCT_DIR)/libppGoogleNaClPluginChrome.so',
           '<(PRODUCT_DIR)/libppapi_tests.so',
           '<(PRODUCT_DIR)/nacl_helper<(EXECUTABLE_SUFFIX)',
@@ skipping 99 matching lines @@
           '<(PRODUCT_DIR)/plugins/TestNetscapePlugIn.plugin/',
           '<(PRODUCT_DIR)/plugins/npapi_test_plugin.plugin/',
         ],
       },
     }],
     ['OS=="mac" or OS=="win"', {
       'variables': {
         'command': [
           '../testing/test_env.py',
           '<(PRODUCT_DIR)/browser_tests<(EXECUTABLE_SUFFIX)',
+          '--test-launcher-bot-mode',
         ],
       },
     }],
     ['OS=="win"', {
       'variables': {
         'isolate_dependency_tracked': [
           '../native_client/build/build_nexe.py',
           '../third_party/cygwin/bin/bash.exe',
           '../third_party/cygwin/setup_mount.bat',
           '<(PRODUCT_DIR)/D3DCompiler_43.dll',
@@ skipping 14 matching lines @@
         ],
         'isolate_dependency_untracked': [
           '../third_party/npapi/npspy/extern/plugin/',
           '../third_party/psyco_win32/psyco/',
           '../third_party/python_26/',
         ],
       },
     }],
   ],
 }