Moving new First Run to use per-profile value, rather than simply checking IsChromeFirstRun.

chrome/browser/ui/startup/startup_browser_creator.cc

Index: chrome/browser/ui/startup/startup_browser_creator.cc
diff --git a/chrome/browser/ui/startup/startup_browser_creator.cc b/chrome/browser/ui/startup/startup_browser_creator.cc
index a69f3fbc639dc7d0f027c598e581d101d725ad39..9caec3b3b51986a3d74f665f9aa47bbd0971989f 100644
--- a/chrome/browser/ui/startup/startup_browser_creator.cc
+++ b/chrome/browser/ui/startup/startup_browser_creator.cc
@@ -484,6 +484,14 @@ void StartupBrowserCreator::RegisterLocalStatePrefs(
 }
 
 // static
+void StartupBrowserCreator::RegisterProfilePrefs(PrefRegistrySimple* registry) {
+  // Default to true so that existing users are not shown the Welcome page.
+  // ProfileManager handles setting this to false for new profiles upon
+  // creation.
+  registry->RegisterBooleanPref(prefs::kHasSeenWelcomePage, true);
+}
+
+// static
 std::vector<GURL> StartupBrowserCreator::GetURLsFromCommandLine(
     const base::CommandLine& command_line,
     const base::FilePath& cur_dir,