Ping watchdog thread during GpuChannel destruction

gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc

Index: gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc
diff --git a/gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc b/gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc
index d19ae397292e002f3a6d6e9e6fcb0037462924bb..658fcb95ccbcc02b3b079b29592a78bf16616661 100644
--- a/gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc
+++ b/gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc
@@ -21,6 +21,7 @@
 #include "gpu/command_buffer/service/logger.h"
 #include "gpu/command_buffer/service/mailbox_manager.h"
 #include "gpu/command_buffer/service/program_manager.h"
+#include "gpu/command_buffer/service/progress_reporter.h"
 #include "gpu/command_buffer/service/test_helper.h"
 #include "gpu/command_buffer/service/vertex_attrib_manager.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ -193,11 +194,11 @@ void GLES2DecoderTestBase::InitDecoderWithCommandLine(
     feature_info = new FeatureInfo(*command_line, gpu_driver_bug_workaround);
   }
 
-  group_ = scoped_refptr<ContextGroup>(
-      new ContextGroup(gpu_preferences_, NULL, memory_tracker_,
-                       new ShaderTranslatorCache(gpu_preferences_),
-                       new FramebufferCompletenessCache, feature_info,
-                       normalized_init.bind_generates_resource, nullptr));
+  group_ = scoped_refptr<ContextGroup>(new ContextGroup(
+      gpu_preferences_, NULL, memory_tracker_,
+      new ShaderTranslatorCache(gpu_preferences_),
+      new FramebufferCompletenessCache, feature_info,
+      normalized_init.bind_generates_resource, nullptr, nullptr));
   bool use_default_textures = normalized_init.bind_generates_resource;
 
   InSequence sequence;