Various fixes for coverage building and testing.

chrome/chrome_tests.gypi

 # Copyright (c) 2011 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.
 {
   'variables' : {
     # Variables for js2gtest rules
     'gypv8sh': '../tools/gypv8sh.py',
     'js2gtest': 'test/base/js2gtest.js',
     'mock_js': 'third_party/mock4js/mock4js.js',
     'test_api_js': 'test/data/webui/test_api.js',
@@ skipping 4177 matching lines @@
             '../base/base.gyp:base_unittests',
             # browser_tests's use of subprocesses chokes gcov on 10.6?
             # Disabling for now (enabled on linux/windows below).
             # 'browser_tests',
             '../ipc/ipc.gyp:ipc_tests',
             '../media/media.gyp:media_unittests',
             '../net/net.gyp:net_unittests',
             '../printing/printing.gyp:printing_unittests',
             '../remoting/remoting.gyp:remoting_unittests',
             '../sql/sql.gyp:sql_unittests',
+            '../content/content.gyp:content_unittests',
             # ui_tests seem unhappy on both Mac and Win when run under
             # coverage (all tests fail, often with a
             # "server_->WaitForInitialLoads()").  TODO(jrg):
             # investigate why.
             # 'ui_tests',
             'unit_tests',
             'sync_unit_tests',
           ],  # 'dependencies'
           'conditions': [
             ['OS=="win"', {
@@ skipping 92 matching lines @@
               # Use outputs of this action as inputs for the main target build.
               # Seems as a misnomer but makes this happy on Linux (scons).
               'process_outputs_as_sources': 1,
             },
           ],  # 'actions'
         },
       ]
     }],  # 'coverage!=0'
   ],  # 'conditions'
 }