Remove all blimp client code.

blimp/client/app/android/blimp_app_jni_registrar.cc

-// Copyright 2015 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.
-
-#include "blimp/client/app/android/blimp_app_jni_registrar.h"
-
-#include "base/android/jni_registrar.h"
-#include "blimp/client/app/android/blimp_contents_display.h"
-#include "blimp/client/app/android/blimp_environment.h"
-#include "blimp/client/app/android/blimp_library_loader.h"
-#include "components/safe_json/android/component_jni_registrar.h"
-
-namespace blimp {
-namespace client {
-namespace {
-
-base::android::RegistrationMethod kBlimpRegistrationMethods[] = {
-    {"BlimpLibraryLoader", RegisterBlimpLibraryLoaderJni},
-    {"BlimpEnvironment", BlimpEnvironment::RegisterJni},
-    {"BlimpContentsDisplay", app::BlimpContentsDisplay::RegisterJni},
-    {"SafeJson", safe_json::android::RegisterSafeJsonJni},
-};
-
-}  // namespace
-
-bool RegisterBlimpAppJni(JNIEnv* env) {
-  return base::android::RegisterNativeMethods(
-      env, kBlimpRegistrationMethods, arraysize(kBlimpRegistrationMethods));
-}
-
-}  // namespace client
-}  // namespace blimp