Remove GRAPHITE_TEST_UTILS from TaskGraph

Fixes chromium roll

Change-Id: I6037375f0e22147fe7156a1d09b532a13d835e52
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/735977
Reviewed-by: Jim Van Verth <jvanverth@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
diff --git a/src/gpu/graphite/TaskGraph.h b/src/gpu/graphite/TaskGraph.h
index ce4ba70..42950e2 100644
--- a/src/gpu/graphite/TaskGraph.h
+++ b/src/gpu/graphite/TaskGraph.h
@@ -30,9 +30,7 @@
 
     void reset();
 
-#ifdef GRAPHITE_TEST_UTILS
     bool hasTasks() const { return !fTasks.empty(); }
-#endif
 
 protected:
 private: