Remove dependency on Profile's IsOffTheRecord in favicon_handler.

components/favicon/content/favicon_driver.h

Index: components/favicon/content/favicon_driver.h
diff --git a/components/favicon/content/favicon_driver.h b/components/favicon/content/favicon_driver.h
new file mode 100644
index 0000000000000000000000000000000000000000..a3696a7119900473accc2f655e7b47978bc79189
--- /dev/null
+++ b/components/favicon/content/favicon_driver.h
@@ -0,0 +1,26 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef COMPONENTS_FAVICON_CONTENT_FAVICON_DRIVER_H_
+#define COMPONENTS_FAVICON_CONTENT_FAVICON_DRIVER_H_
+
+#include "base/macros.h"
+
+class Profile;
+
+// Interface that allows Favicon core code to interact with its driver
+// (i.e., obtain information from it and give information to it).
+class FaviconDriver {
+ public:
+  FaviconDriver() {}
+  virtual ~FaviconDriver() {}
+
+  // Returns whether the user is operating in an off-the-record context.
+  virtual bool IsOffTheRecord() = 0;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(FaviconDriver);
+};
+
+#endif  // COMPONENTS_FAVICON_CONTENT_FAVICON_DRIVER_H_