Move the Linux zygote stuff into its own per-process directory.

content/content_browser.gypi

 # 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.
 
 {
   'dependencies': [
     'browser/debugger/devtools_resources.gyp:devtools_resources',
     '../base/base.gyp:base_static',
     '../crypto/crypto.gyp:crypto',
     '../net/net.gyp:http_server',
@@ skipping 697 matching lines @@
     'browser/worker_host/worker_document_set.cc',
     'browser/worker_host/worker_document_set.h',
     'browser/worker_host/worker_message_filter.cc',
     'browser/worker_host/worker_message_filter.h',
     'browser/worker_host/worker_process_host.cc',
     'browser/worker_host/worker_process_host.h',
     'browser/worker_host/worker_service_impl.cc',
     'browser/worker_host/worker_service_impl.h',
     'browser/zygote_host_impl_linux.cc',
     'browser/zygote_host_impl_linux.h',
-    'browser/zygote_main_linux.cc',
     # TODO:  These should be moved to test_support (see below), but
     # are currently used by production code in automation_provider.cc.
     'test/net/url_request_failed_job.cc',
     'test/net/url_request_failed_job.h',
     'test/net/url_request_mock_http_job.cc',
     'test/net/url_request_mock_http_job.h',
     'test/net/url_request_slow_download_job.cc',
     'test/net/url_request_slow_download_job.h',
     'test/net/url_request_slow_http_job.cc',
     'test/net/url_request_slow_http_job.h',
+    'zygote/zygote_main_linux.cc',
     '<(SHARED_INTERMEDIATE_DIR)/webkit/grit/devtools_resources.h',
     '<(SHARED_INTERMEDIATE_DIR)/webkit/grit/devtools_resources_map.cc',
     '<(SHARED_INTERMEDIATE_DIR)/webkit/grit/devtools_resources_map.h',
   ],
   'conditions': [
     ['OS!="win" and OS!="mac" and OS!="linux"', {
       'sources': [
         'browser/gamepad/platform_data_fetcher.cc',
       ]
     }],
@@ skipping 174 matching lines @@
       ],
     }],
     ['input_speech==0', {
       'sources/': [
         ['exclude', '^browser/speech/'],
       ],
     }],
   ],
 }