Moved ExternalExtensionLoaders/Providers into extensions namespace

chrome/common/pref_names.cc

Index: chrome/common/pref_names.cc
diff --git a/chrome/common/pref_names.cc b/chrome/common/pref_names.cc
index 511a0ff76dee5ba4ec22e41a6fb67870dac2235e..27d0632764920c0fde9b25bfddc25b82d8cade6e 100644
--- a/chrome/common/pref_names.cc
+++ b/chrome/common/pref_names.cc
@@ -479,7 +479,7 @@ const char kNetworkPredictionEnabled[] = "dns_prefetching.enabled";
 // is async, and the user may have stopped chrome in the middle.  The next time
 // the profile is opened, the process will continue from where it left off.
 //
-// See possible values in external_extension_provider_impl.cc.
+// See possible values in external_provider_impl.cc.
 const char kDefaultAppsInstallState[] = "default_apps_install_state";
 
 #if defined(OS_CHROMEOS)
@@ -1401,7 +1401,7 @@ const char kExtensionAlertsInitializedPref[] = "extensions.alerts.initialized";
 // at startup time. It is a list of strings, each string contains
 // an extension ID and an update URL, delimited by a semicolon.
 // This preference is set by an admin policy, and meant to be only
-// accessed through ExternalPolicyExtensionProvider.
+// accessed through extensions::ExternalPolicyProvider.
 const char kExtensionInstallForceList[] = "extensions.install.forcelist";
 
 // Time of the last, and next scheduled, extensions auto-update checks.