Move Extension into extensions namespace

chrome/browser/extensions/extension_global_error.cc

Index: chrome/browser/extensions/extension_global_error.cc
diff --git a/chrome/browser/extensions/extension_global_error.cc b/chrome/browser/extensions/extension_global_error.cc
index 3a69833851cc48d14bb17776b9f1bb3a59f393d7..9217de4ae09ade9ee5a694596c169d7f7f6730f7 100644
--- a/chrome/browser/extensions/extension_global_error.cc
+++ b/chrome/browser/extensions/extension_global_error.cc
@@ -13,6 +13,8 @@
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
+using extensions::ExtensionIdSet;
+
 ExtensionGlobalError::ExtensionGlobalError(ExtensionService* extension_service)
     : extension_service_(extension_service),
       external_extension_ids_(new ExtensionIdSet),
@@ -75,7 +77,8 @@ string16 ExtensionGlobalError::GenerateMessageSection(
 
   for (ExtensionIdSet::const_iterator iter = extensions->begin();
        iter != extensions->end(); ++iter) {
-    const Extension* e = extension_service_->GetExtensionById(*iter, true);
+    const extensions::Extension* e = extension_service_->GetExtensionById(*iter,
+        true);
     message += l10n_util::GetStringFUTF16(template_message_id,
                                           string16(ASCIIToUTF16(e->name())));
   }