WIP GPU scheduler + delayed activation / tile draw

gpu/ipc/service/gpu_channel_test_common.cc

Index: gpu/ipc/service/gpu_channel_test_common.cc
diff --git a/gpu/ipc/service/gpu_channel_test_common.cc b/gpu/ipc/service/gpu_channel_test_common.cc
index 69e6fa398ce0881ca362d1fa638428f342081549..77377279a4c05ccf08d47a944e62e88d1263ca9d 100644
--- a/gpu/ipc/service/gpu_channel_test_common.cc
+++ b/gpu/ipc/service/gpu_channel_test_common.cc
@@ -74,7 +74,7 @@ std::unique_ptr<GpuChannel> TestGpuChannelManager::CreateGpuChannel(
     bool allow_real_time_streams) {
   return base::MakeUnique<TestGpuChannel>(
       this, sync_point_manager(), share_group(), mailbox_manager(),
-      preempts ? preemption_flag() : nullptr,
+      nullptr, preempts ? preemption_flag() : nullptr,
       preempts ? nullptr : preemption_flag(), task_runner_.get(),
       io_task_runner_.get(), client_id, client_tracing_id,
       allow_view_command_buffers, allow_real_time_streams);
@@ -84,6 +84,7 @@ TestGpuChannel::TestGpuChannel(GpuChannelManager* gpu_channel_manager,
                                SyncPointManager* sync_point_manager,
                                gl::GLShareGroup* share_group,
                                gles2::MailboxManager* mailbox_manager,
+                               GpuScheduler* scheduler,
                                PreemptionFlag* preempting_flag,
                                PreemptionFlag* preempted_flag,
                                base::SingleThreadTaskRunner* task_runner,
@@ -97,6 +98,7 @@ TestGpuChannel::TestGpuChannel(GpuChannelManager* gpu_channel_manager,
                  nullptr,
                  share_group,
                  mailbox_manager,
+                 scheduler,
                  preempting_flag,
                  preempted_flag,
                  task_runner,