Add chrome://quota-internals/

webkit/quota/quota_manager.h

Index: webkit/quota/quota_manager.h
diff --git a/webkit/quota/quota_manager.h b/webkit/quota/quota_manager.h
index ee279aec76572c09b30d4b86446c3e60ba5b26f4..c1efa4bd35abc2bee342f9ced74679005a1b5905 100644
--- a/webkit/quota/quota_manager.h
+++ b/webkit/quota/quota_manager.h
@@ -30,6 +30,10 @@ class MessageLoopProxy;
 }
 class FilePath;
 
+namespace quota_internals {
+class QuotaInternalsProxy;
+}
+
 namespace quota {
 
 class QuotaDatabase;
@@ -73,7 +77,8 @@ class QuotaEvictionHandler {
 class QuotaManager : public QuotaTaskObserver,
                      public QuotaEvictionHandler,
                      public base::RefCountedThreadSafe<
-                         QuotaManager, QuotaManagerDeleter> {
+                         QuotaManager, QuotaManagerDeleter>,
+                     public base::SupportsWeakPtr<QuotaManager> {
  public:
   typedef Callback3<QuotaStatusCode,
                     int64 /* usage */,
@@ -211,6 +216,7 @@ class QuotaManager : public QuotaTaskObserver,
   typedef std::map<HostAndType, UsageAndQuotaDispatcherTask*>
       UsageAndQuotaDispatcherTaskMap;
 
+  friend class quota_internals::QuotaInternalsProxy;
   friend struct QuotaManagerDeleter;
   friend class QuotaManagerProxy;
   friend class QuotaManagerTest;