Move WebUIFactory to chrome/browser.

content/browser/browsing_instance.cc

Index: content/browser/browsing_instance.cc
diff --git a/content/browser/browsing_instance.cc b/content/browser/browsing_instance.cc
index 1759fc0917f5c3aab09a9051254d2c2acdc24bd5..266cf70c32629632d833c225160181e8fa28fd29 100644
--- a/content/browser/browsing_instance.cc
+++ b/content/browser/browsing_instance.cc
@@ -10,7 +10,8 @@
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/url_constants.h"
 #include "content/browser/site_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"
 
 // static
 BrowsingInstance::ProfileSiteInstanceMap
@@ -39,9 +40,10 @@ bool BrowsingInstance::ShouldUseProcessPerSite(const GURL& url) {
     return true;
 
   // DevTools pages have WebUI type but should not reuse the same host.
-  if (WebUIFactory::UseWebUIForURL(profile_, url) &&
-      !url.SchemeIs(chrome::kChromeDevToolsScheme))
+  if (WebUIRegister::GetSource()->UseWebUIForURL(profile_, url) &&
+      !url.SchemeIs(chrome::kChromeDevToolsScheme)) {
     return true;
+  }
 
   // In all other cases, don't use process-per-site logic.
   return false;