Fix a bug in the implementation of DescheduleUntilFinishedCHROMIUM.

gpu/ipc/service/gpu_command_buffer_stub.cc

Index: gpu/ipc/service/gpu_command_buffer_stub.cc
diff --git a/gpu/ipc/service/gpu_command_buffer_stub.cc b/gpu/ipc/service/gpu_command_buffer_stub.cc
index 40b7d9827ee1fd245f90af1b09e8ddf584b811e3..fcf08fe5a975c44a5da4006e6437f1504cbb451e 100644
--- a/gpu/ipc/service/gpu_command_buffer_stub.cc
+++ b/gpu/ipc/service/gpu_command_buffer_stub.cc
@@ -323,6 +323,7 @@ void GpuCommandBufferStub::PerformWork() {
     }
 
     executor_->ProcessPendingQueries();
+    executor_->PerformPollingWork();
   }
 
   ScheduleDelayedWork(
@@ -340,7 +341,8 @@ bool GpuCommandBufferStub::HasUnprocessedCommands() {
 
 void GpuCommandBufferStub::ScheduleDelayedWork(base::TimeDelta delay) {
   bool has_more_work = executor_.get() && (executor_->HasPendingQueries() ||
-                                           executor_->HasMoreIdleWork());
+                                           executor_->HasMoreIdleWork() ||
+                                           executor_->HasPollingWork());
   if (!has_more_work) {
     last_idle_time_ = base::TimeTicks();
     return;