GL Implementation for GPU Discardable

gpu/command_buffer/service/service_discardable_manager_unittest.cc

Index: gpu/command_buffer/service/service_discardable_manager_unittest.cc
diff --git a/gpu/command_buffer/service/service_discardable_manager_unittest.cc b/gpu/command_buffer/service/service_discardable_manager_unittest.cc
index 9907fba992805914f0883d8559dd94a884720958..9e644e7477ee54c5bb9284eef3dd057291eb692c 100644
--- a/gpu/command_buffer/service/service_discardable_manager_unittest.cc
+++ b/gpu/command_buffer/service/service_discardable_manager_unittest.cc
@@ -50,8 +50,8 @@ class ServiceDiscardableManagerTest : public GpuServiceTest {
     decoder_.reset(new MockGLES2Decoder());
     feature_info_ = new FeatureInfo();
     context_group_ = scoped_refptr<ContextGroup>(new ContextGroup(
-        gpu_preferences_, NULL, NULL, NULL, NULL, feature_info_, false, nullptr,
-        nullptr, GpuFeatureInfo()));
+        gpu_preferences_, nullptr, nullptr, nullptr, nullptr, feature_info_,
+        false, nullptr, nullptr, GpuFeatureInfo(), discardable_manager_.get()));
     TestHelper::SetupContextGroupInitExpectations(
         gl_.get(), DisallowedFeatures(), "", "", CONTEXT_TYPE_OPENGLES2, false);
     context_group_->Initialize(decoder_.get(), CONTEXT_TYPE_OPENGLES2,