Separate ContentSettingsClient out from LocalFrameClient

third_party/WebKit/Source/modules/webdatabase/DatabaseClient.h

Index: third_party/WebKit/Source/modules/webdatabase/DatabaseClient.h
diff --git a/third_party/WebKit/Source/modules/webdatabase/DatabaseClient.h b/third_party/WebKit/Source/modules/webdatabase/DatabaseClient.h
index 8e552f0ccb37d88ca97357b7e75d27f54a461eeb..79239d2d37a267b840345699446849d2230a3c85 100644
--- a/third_party/WebKit/Source/modules/webdatabase/DatabaseClient.h
+++ b/third_party/WebKit/Source/modules/webdatabase/DatabaseClient.h
@@ -44,19 +44,20 @@ class ExecutionContext;
 class InspectorDatabaseAgent;
 class Page;
 
-class MODULES_EXPORT DatabaseClient : public Supplement<Page> {
+class MODULES_EXPORT DatabaseClient : public GarbageCollected<DatabaseClient>,
+                                      public Supplement<Page> {
+  USING_GARBAGE_COLLECTED_MIXIN(DatabaseClient);
   WTF_MAKE_NONCOPYABLE(DatabaseClient);
 
  public:
   DatabaseClient();
-  virtual ~DatabaseClient() {}
 
   DECLARE_VIRTUAL_TRACE();
 
-  virtual bool allowDatabase(ExecutionContext*,
-                             const String& name,
-                             const String& displayName,
-                             unsigned estimatedSize) = 0;
+  bool allowDatabase(ExecutionContext*,
+                     const String& name,
+                     const String& displayName,
+                     unsigned estimatedSize);
 
   void didOpenDatabase(Database*,
                        const String& domain,