Remove all blimp engine code

blimp/engine/app/blimp_metrics_service_client_unittest.cc

Index: blimp/engine/app/blimp_metrics_service_client_unittest.cc
diff --git a/blimp/engine/app/blimp_metrics_service_client_unittest.cc b/blimp/engine/app/blimp_metrics_service_client_unittest.cc
deleted file mode 100644
index 23ad0f8c1131af2cd5f3924302fc0f7a1f420757..0000000000000000000000000000000000000000
--- a/blimp/engine/app/blimp_metrics_service_client_unittest.cc
+++ /dev/null
@@ -1,112 +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.
-
-#include "blimp/engine/app/blimp_metrics_service_client.h"
-
-#include <list>
-#include <string>
-
-#include "base/memory/ref_counted.h"
-#include "base/run_loop.h"
-#include "base/test/test_simple_task_runner.h"
-#include "base/threading/thread_task_runner_handle.h"
-#include "components/metrics/metrics_service.h"
-#include "components/metrics/stability_metrics_helper.h"
-#include "components/pref_registry/pref_registry_syncable.h"
-#include "components/prefs/in_memory_pref_store.h"
-#include "components/prefs/pref_service.h"
-#include "components/prefs/pref_service_factory.h"
-#include "content/public/browser/notification_service.h"
-#include "content/public/test/test_browser_thread_bundle.h"
-#include "net/url_request/url_request_context_getter.h"
-#include "net/url_request/url_request_test_util.h"
-#include "testing/gmock/include/gmock/gmock.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace blimp {
-namespace engine {
-
-namespace {
-// Shows notifications which correspond to PersistentPrefStore's reading errors.
-void HandleReadError(PersistentPrefStore::PrefReadError error) {
-}
-}  // namespace
-
-class BlimpMetricsServiceClientTest : public testing::Test {
- public:
-  BlimpMetricsServiceClientTest() {}
-
- protected:
-  void SetUp() override {
-    // Set up NotificationService for StabilityMetricsHelper to use.
-    notification_service_.reset(content::NotificationService::Create());
-
-    // Set up PrefRegistry.
-    pref_registry_ = new user_prefs::PrefRegistrySyncable();
-    metrics::MetricsService::RegisterPrefs(pref_registry_.get());
-    metrics::StabilityMetricsHelper::RegisterPrefs(pref_registry_.get());
-
-    // Set up PrefService.
-    PrefServiceFactory pref_service_factory;
-    pref_service_factory.set_user_prefs(new InMemoryPrefStore());
-    pref_service_factory.set_read_error_callback(base::Bind(&HandleReadError));
-    pref_service_ = pref_service_factory.Create(pref_registry_.get());
-    ASSERT_NE(nullptr, pref_service_.get());
-
-    // Set up RequestContextGetter.
-    request_context_getter_ = new net::TestURLRequestContextGetter(
-        base::ThreadTaskRunnerHandle::Get());
-
-    // Set task runner global for MetricsService.
-    base::SetRecordActionTaskRunner(base::ThreadTaskRunnerHandle::Get());
-
-    // Set up BlimpMetricsServiceClient
-    client_.reset(new BlimpMetricsServiceClient(pref_service_.get(),
-                                              request_context_getter_));
-    base::RunLoop().RunUntilIdle();
-
-    // Checks of InitializeBlimpMetrics.
-    // TODO(jessicag): Check request_context_getter_ set.
-    // PrefService unique pointer set up by BlimpMetricsServiceClient.
-    EXPECT_EQ(PrefService::INITIALIZATION_STATUS_SUCCESS,
-              pref_service_->GetInitializationStatus());
-
-    // TODO(jessicag): Confirm registration of metrics providers.
-    // TODO(jessicag): MetricsService initializes recording state.
-    // TODO(jessicag): Confirm MetricsService::Start() is called.
-  }
-
-  void TearDown() override {
-    // Trigger BlimpMetricsServiceClientTest destructor.
-    client_.reset();
-    ASSERT_EQ(nullptr, client_.get());
-    base::RunLoop().RunUntilIdle();
-
-    // PrefService unaffected
-    EXPECT_EQ(PrefService::INITIALIZATION_STATUS_SUCCESS,
-              pref_service_->GetInitializationStatus());
-
-    // Clean up static variable in MetricService to avoid impacting other tests.
-    metrics::MetricsService::SetExecutionPhase(
-        metrics::MetricsService::UNINITIALIZED_PHASE,
-        pref_service_.get());
-  }
-
- private:
-  content::TestBrowserThreadBundle thread_bundle_;
-  std::unique_ptr<content::NotificationService> notification_service_;
-  scoped_refptr<user_prefs::PrefRegistrySyncable> pref_registry_;
-  std::unique_ptr<PrefService> pref_service_;
-  scoped_refptr<net::URLRequestContextGetter> request_context_getter_;
-  std::unique_ptr<BlimpMetricsServiceClient> client_;
-
-  DISALLOW_COPY_AND_ASSIGN(BlimpMetricsServiceClientTest);
-};
-
-TEST_F(BlimpMetricsServiceClientTest, CtorDtor) {
-  // Confirm construction and destruction work as expected.
-}
-
-}  // namespace engine
-}  // namespace blimp