Blimp Settings framework on the c++ side

blimp/engine/browser_tests/integration_test.cc

 // 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 "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/run_loop.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/threading/thread_restrictions.h"
 #include "base/time/time.h"
 #include "blimp/client/public/blimp_client_context.h"
 #include "blimp/client/public/contents/blimp_contents.h"
 #include "blimp/client/public/contents/blimp_contents_observer.h"
 #include "blimp/client/public/contents/blimp_contents_view.h"
 #include "blimp/client/public/contents/blimp_navigation_controller.h"
 #include "blimp/client/support/compositor/compositor_dependencies_impl.h"
 #include "blimp/client/test/compositor/test_blimp_embedder_compositor.h"
 #include "blimp/client/test/test_blimp_client_context_delegate.h"
 #include "blimp/engine/browser_tests/blimp_browser_test.h"
 #include "blimp/engine/browser_tests/blimp_contents_view_readback_helper.h"
 #include "blimp/engine/browser_tests/waitable_content_pump.h"
+#include "components/prefs/testing_pref_service.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/test/browser_test.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "third_party/skia/include/core/SkGraphics.h"
 #include "ui/gl/gl_implementation.h"
 #include "ui/gl/init/gl_factory.h"
 
@@ skipping 42 matching lines @@
         base::MakeUnique<gl::DisableNullDrawGLBindings>();
 
     std::unique_ptr<client::CompositorDependencies> compositor_dependencies =
         base::MakeUnique<client::CompositorDependenciesImpl>();
 
     compositor_ = base::MakeUnique<client::TestBlimpEmbedderCompositor>(
         compositor_dependencies.get());
 
     delegate_ = base::MakeUnique<client::TestBlimpClientContextDelegate>();
 
+    TestingPrefServiceSimple prefs;

[David Trainor- moved to gerrit, 2016/09/27 04:10:07]

Won't this die right after this call?  Move this to the first class member?

[Menglin, 2016/09/30 23:48:57]

Right. thank you

+    client::BlimpClientContext::RegisterPrefs(prefs.registry());
+
     context_ = base::WrapUnique<client::BlimpClientContext>(
         client::BlimpClientContext::Create(
             content::BrowserThread::GetTaskRunnerForThread(
                 content::BrowserThread::IO),
             content::BrowserThread::GetTaskRunnerForThread(
                 content::BrowserThread::FILE),
-            std::move(compositor_dependencies)));
+            std::move(compositor_dependencies), &prefs));
 
     context_->SetDelegate(delegate_.get());
     context_->ConnectWithAssignment(GetAssignment());
     contents_ = context_->CreateBlimpContents(nullptr);
 
     compositor_->SetContentLayer(contents_->GetView()->GetLayer());
   }
 
   void TearDownOnMainThread() override {
     // Tear down the client objects.  Ordering is important.
@@ skipping 49 matching lines @@
   EXPECT_EQ(1, bitmap->width());
   EXPECT_EQ(1, bitmap->height());
 
   // Validate the readback bitmap contents.
   SkAutoLockPixels bitmap_lock(*bitmap);
   EXPECT_EQ(SK_ColorRED, bitmap->getColor(0, 0));
 }
 
 }  // namespace
 }  // namespace blimp