Ping watchdog thread during GpuChannel destruction

gpu/command_buffer/service/program_manager_unittest.cc

Index: gpu/command_buffer/service/program_manager_unittest.cc
diff --git a/gpu/command_buffer/service/program_manager_unittest.cc b/gpu/command_buffer/service/program_manager_unittest.cc
index 196c979c4d67f398d599e2c25cbfa2884f8d1ca5..8f03f2569db50551dc1d4628b7f9f04de10e0997 100644
--- a/gpu/command_buffer/service/program_manager_unittest.cc
+++ b/gpu/command_buffer/service/program_manager_unittest.cc
@@ -83,7 +83,7 @@ class ProgramManagerTestBase : public GpuServiceTest {
     SetUpBase("2.0", "GL_EXT_framebuffer_object");
   }
   void TearDown() override {
-    manager_->Destroy(false);
+    manager_->Destroy(false, nullptr);
     manager_.reset();
     feature_info_ = nullptr;
     GpuServiceTest::TearDown();
@@ -124,7 +124,7 @@ TEST_F(ProgramManagerTest, Destroy) {
   EXPECT_CALL(*gl_, DeleteProgram(kService1Id))
       .Times(1)
       .RetiresOnSaturation();
-  manager_->Destroy(true);
+  manager_->Destroy(true, nullptr);
   // Check the resources were released.
   program1 = manager_->GetProgram(kClient1Id);
   ASSERT_TRUE(program1 == NULL);
@@ -444,7 +444,7 @@ class ProgramManagerWithShaderTest : public ProgramManagerTestBase {
   }
 
   void TearDown() override {
-    shader_manager_.Destroy(false);
+    shader_manager_.Destroy(false, nullptr);
     ProgramManagerTestBase::TearDown();
   }
 
@@ -2099,7 +2099,7 @@ class ProgramManagerWithCacheTest : public ProgramManagerTestBase {
   }
 
   void TearDown() override {
-    shader_manager_.Destroy(false);
+    shader_manager_.Destroy(false, nullptr);
     ProgramManagerTestBase::TearDown();
   }