Remove all blimp client code.

blimp/client/core/settings/settings_prefs.h

Index: blimp/client/core/settings/settings_prefs.h
diff --git a/blimp/client/core/settings/settings_prefs.h b/blimp/client/core/settings/settings_prefs.h
deleted file mode 100644
index ca216ad11703ce4e2170839bf1a5bc5647261db1..0000000000000000000000000000000000000000
--- a/blimp/client/core/settings/settings_prefs.h
+++ /dev/null
@@ -1,22 +0,0 @@
-// Copyright 2016 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 BLIMP_CLIENT_CORE_SETTINGS_SETTINGS_PREFS_H_
-#define BLIMP_CLIENT_CORE_SETTINGS_SETTINGS_PREFS_H_
-
-namespace blimp {
-namespace client {
-namespace prefs {
-
-// Whether or not to enable Blimp mode.
-extern const char kBlimpEnabled[];
-
-// Whether or not to download the whole page.
-extern const char kRecordWholeDocument[];
-
-}  // namespace prefs
-}  // namespace client
-}  // namespace blimp
-
-#endif  // BLIMP_CLIENT_CORE_SETTINGS_SETTINGS_PREFS_H_