Cleanup many APIs to use ProfileKeyedAPI.

chrome/browser/extensions/api/runtime/runtime_api.cc

Index: chrome/browser/extensions/api/runtime/runtime_api.cc
diff --git a/chrome/browser/extensions/api/runtime/runtime_api.cc b/chrome/browser/extensions/api/runtime/runtime_api.cc
index 682b62cc9cf7be8f7c027e2e640dee658dd0dcb0..562a76dd0e8d1df4db64c7b7bc7592fcd3592bff 100644
--- a/chrome/browser/extensions/api/runtime/runtime_api.cc
+++ b/chrome/browser/extensions/api/runtime/runtime_api.cc
@@ -6,6 +6,7 @@
 
 #include <utility>
 
+#include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/values.h"
@@ -138,6 +139,14 @@ std::string GetUninstallURL(ExtensionPrefs* prefs,
 
 ///////////////////////////////////////////////////////////////////////////////
 
+static base::LazyInstance<ProfileKeyedAPIFactory<RuntimeAPI> > g_factory =
+    LAZY_INSTANCE_INITIALIZER;
+
+// static
+ProfileKeyedAPIFactory<RuntimeAPI>* RuntimeAPI::GetFactoryInstance() {
+  return g_factory.Pointer();
+}
+
 RuntimeAPI::RuntimeAPI(content::BrowserContext* context)
     : browser_context_(context),
       dispatch_chrome_updated_event_(false),