Revert 154450 - Reliably install default apps into new installations.

chrome/browser/extensions/default_apps.cc

Index: chrome/browser/extensions/default_apps.cc
===================================================================
--- chrome/browser/extensions/default_apps.cc	(revision 154451)
+++ chrome/browser/extensions/default_apps.cc	(working copy)
@@ -75,14 +75,10 @@
 
   switch (state) {
     case kUnknown: {
-      // Only new installations and profiles get default apps. In theory the
-      // new profile checks should catch new installations, but that is not
-      // always the case (http:/crbug.com/145351).
+      // This is the first time the default apps feature runs on this profile.
+      // Determine if we want to install them or not.
       chrome::VersionInfo version_info;
-      bool is_new_profile =
-          profile_->WasCreatedByVersionOrLater(version_info.Version().c_str());
-      bool is_first_run = first_run::IsChromeFirstRun();
-      if (!is_first_run && !is_new_profile)
+      if (!profile_->WasCreatedByVersionOrLater(version_info.Version().c_str()))
         install_apps = false;
       break;
     }