content: Move more constants into content namespace.

content/browser/indexed_db/indexed_db_internals_ui.cc

Index: content/browser/indexed_db/indexed_db_internals_ui.cc
diff --git a/content/browser/indexed_db/indexed_db_internals_ui.cc b/content/browser/indexed_db/indexed_db_internals_ui.cc
index 6d0871c36ff86839c44a6b390bf3335cea7a0989..499dd3ca5ff2bf61be0e0491babcdacfef6c7e58 100644
--- a/content/browser/indexed_db/indexed_db_internals_ui.cc
+++ b/content/browser/indexed_db/indexed_db_internals_ui.cc
@@ -28,7 +28,7 @@ IndexedDBInternalsUI::IndexedDBInternalsUI(WebUI* web_ui)
                  base::Unretained(this)));
 
   WebUIDataSource* source =
-      WebUIDataSource::Create(chrome::kChromeUIIndexedDBInternalsHost);
+      WebUIDataSource::Create(kChromeUIIndexedDBInternalsHost);
   source->SetUseJsonJSFormatV2();
   source->SetJsonPath("strings.js");
   source->AddResourcePath("indexeddb_internals.js",
@@ -96,4 +96,5 @@ void IndexedDBInternalsUI::OnOriginsReady(
   }
   web_ui()->CallJavascriptFunction("indexeddb.onOriginsReady", urls);
 }
-}
+
+}  // namespace content