[tracing] Add names to memory-infra dumpers for debugging

gpu/command_buffer/client/gles2_implementation.cc

Index: gpu/command_buffer/client/gles2_implementation.cc
diff --git a/gpu/command_buffer/client/gles2_implementation.cc b/gpu/command_buffer/client/gles2_implementation.cc
index f0e4e9b38cca34390d136389773384d5b2a81a1a..58c0c9f5e8b36a735e8d5fd61072baedaa03d109 100644
--- a/gpu/command_buffer/client/gles2_implementation.cc
+++ b/gpu/command_buffer/client/gles2_implementation.cc
@@ -225,7 +225,7 @@ bool GLES2Implementation::Initialize(
   // TODO(ericrk): Get this working in Android Webview. crbug.com/517156
   if (base::ThreadTaskRunnerHandle::IsSet()) {
     base::trace_event::MemoryDumpManager::GetInstance()->RegisterDumpProvider(
-        this, base::ThreadTaskRunnerHandle::Get());
+        this, "GLES2Implementation", base::ThreadTaskRunnerHandle::Get());
   }
 
   return true;