Changed the GPU Tracer so the category names can be customized.

gpu/command_buffer/client/gles2_cmd_helper_autogen.h

Index: gpu/command_buffer/client/gles2_cmd_helper_autogen.h
diff --git a/gpu/command_buffer/client/gles2_cmd_helper_autogen.h b/gpu/command_buffer/client/gles2_cmd_helper_autogen.h
index dc43a41a7e31a10e374a9c21ea72c430a21171c7..9a8aea2dd23dd62b6628ac6d5d570f1ffe6daca8 100644
--- a/gpu/command_buffer/client/gles2_cmd_helper_autogen.h
+++ b/gpu/command_buffer/client/gles2_cmd_helper_autogen.h
@@ -2021,11 +2021,11 @@ void ReleaseTexImage2DCHROMIUM(GLenum target, GLint imageId) {
   }
 }
 
-void TraceBeginCHROMIUM(GLuint bucket_id) {
+void TraceBeginCHROMIUM(GLuint category_bucket_id, GLuint name_bucket_id) {
   gles2::cmds::TraceBeginCHROMIUM* c =
       GetCmdSpace<gles2::cmds::TraceBeginCHROMIUM>();
   if (c) {
-    c->Init(bucket_id);
+    c->Init(category_bucket_id, name_bucket_id);
   }
 }