Support needed to measure user and service traffic in Chrome.

chrome/browser/profiles/profile_manager.cc

Index: chrome/browser/profiles/profile_manager.cc
diff --git a/chrome/browser/profiles/profile_manager.cc b/chrome/browser/profiles/profile_manager.cc
index 1337b660518f900c4762c19bbbc2140b850de314..de946352615a770b42ab8a79712fcfba8e34e5b1 100644
--- a/chrome/browser/profiles/profile_manager.cc
+++ b/chrome/browser/profiles/profile_manager.cc
@@ -459,6 +459,9 @@ void ProfileManager::CreateProfileAsync(
 }
 
 bool ProfileManager::IsValidProfile(Profile* profile) {
+  // The profile_manager() returns NULL when running unit tests.
+  if (!g_browser_process->profile_manager())
+    return false;
   for (ProfilesInfoMap::iterator iter = profiles_info_.begin();
        iter != profiles_info_.end(); ++iter) {
     if (iter->second->created) {