Ping watchdog thread during GpuChannel destruction

gpu/command_buffer/tests/fuzzer_main.cc

Index: gpu/command_buffer/tests/fuzzer_main.cc
diff --git a/gpu/command_buffer/tests/fuzzer_main.cc b/gpu/command_buffer/tests/fuzzer_main.cc
index a544edc54cb9fc9c4b316700b14c553d736f2a4a..5ee7795f95e29a8f753ad2c71b2bbc7da616876a 100644
--- a/gpu/command_buffer/tests/fuzzer_main.cc
+++ b/gpu/command_buffer/tests/fuzzer_main.cc
@@ -23,6 +23,7 @@
 #include "gpu/command_buffer/service/gles2_cmd_decoder.h"
 #include "gpu/command_buffer/service/logger.h"
 #include "gpu/command_buffer/service/mailbox_manager_impl.h"
+#include "gpu/command_buffer/service/progress_reporter_stub.h"
 #include "gpu/command_buffer/service/sync_point_manager.h"
 #include "gpu/command_buffer/service/transfer_buffer_manager.h"
 #include "ui/gfx/geometry/size.h"
@@ -117,7 +118,7 @@ class CommandBufferSetup {
     scoped_refptr<gles2::ContextGroup> context_group = new gles2::ContextGroup(
         gpu_preferences_, mailbox_manager_.get(), nullptr, translator_cache_,
         completeness_cache_, feature_info, true /* bind_generates_resource */,
-        nullptr /* ImageFactory */);
+        nullptr /* ImageFactory */, &progress_reporter_);
     command_buffer_.reset(
         new CommandBufferService(context_group->transfer_buffer_manager()));
     command_buffer_->SetPutOffsetChangeCallback(
@@ -286,6 +287,8 @@ class CommandBufferSetup {
 
   scoped_refptr<Buffer> buffer_;
   int32_t buffer_id_ = 0;
+
+  gles2::ProgressReporterStub progress_reporter_;
 };
 
 }  // anonymous namespace