Make Mac first run store sentinel in Profile directory.

chrome/browser/renderer_host/browser_render_process_host.cc

 // Copyright (c) 2006-2009 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.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "chrome/browser/renderer_host/browser_render_process_host.h"
 
 #include "build/build_config.h"
@@ skipping 107 matching lines @@
   // Deleted in CleanUp() on the renderer thread, so don't use a smart pointer.
   RenderProcess* render_process_;
 };
 
 
 #if defined(OS_LINUX)
 // This is defined in chrome/browser/google_update_settings_linux.cc, it's the
 // static string containing the user's unique GUID. We send this in the crash
 // report.
 namespace google_update {
-extern std::string linux_guid;
+extern std::string posix_guid;
 }
 #endif
 
 // Size of the buffer after which individual link updates deemed not warranted
 // and the overall update should be used instead.
 static const unsigned kVisitedLinkBufferThreshold = 50;
 
 // This class manages buffering and sending visited link hashes (fingerprints)
 // to renderer based on widget visibility.
 // As opposed to the VisitedLinkEventListener in profile.cc, which coalesces to
@@ skipping 852 matching lines @@
     profile()->GetExtensionMessageService()->RemoveEventListener(event_name,
                                                                  pid());
   }
 }
 
 void BrowserRenderProcessHost::OnExtensionCloseChannel(int port_id) {
   if (profile()->GetExtensionMessageService()) {
     profile()->GetExtensionMessageService()->CloseChannel(port_id);
   }
 }