Move WebUIFactory to chrome/browser.

content/browser/site_instance.cc

Index: content/browser/site_instance.cc
diff --git a/content/browser/site_instance.cc b/content/browser/site_instance.cc
index a59d1ca0ea270bf885b14715bffc6170c1918579..3030d7e15908bd66cdf9761f647afe279d323404 100644
--- a/content/browser/site_instance.cc
+++ b/content/browser/site_instance.cc
@@ -8,7 +8,8 @@
 #include "chrome/browser/renderer_host/browser_render_process_host.h"
 #include "chrome/common/url_constants.h"
 #include "content/browser/browsing_instance.h"
-#include "content/browser/webui/web_ui_factory.h"
+#include "content/browser/webui/web_ui_register.h"
+#include "content/browser/webui/web_ui_source.h"
 #include "content/common/notification_service.h"
 #include "net/base/registry_controlled_domain.h"
 
@@ -211,7 +212,7 @@ RenderProcessHost::Type SiteInstance::RendererTypeForURL(const GURL& url) {
     return RenderProcessHost::TYPE_EXTENSION;
 
   // TODO(erikkay) creis recommends using UseWebUIForURL instead.
-  if (WebUIFactory::HasWebUIScheme(url))
+  if (WebUIRegister::GetSource()->HasWebUIScheme(url))
     return RenderProcessHost::TYPE_WEBUI;
 
   return RenderProcessHost::TYPE_NORMAL;