Add test for processor->resource ref/io counts

Change-Id: I63a8cb9f1564bfc15ef98121b77946a647c79f32
Reviewed-on: https://skia-review.googlesource.com/6814
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/gpu/GrAllocator.h b/src/gpu/GrAllocator.h
index 5b9bd5bab9..e5d2f4ea61 100644
--- a/src/gpu/GrAllocator.h
+++ b/src/gpu/GrAllocator.h
@@ -258,6 +258,13 @@ public:
         return *(T*)item;
     }
 
+    template <typename... Args> T& emplace_back(Args&&... args) {
+        void* item = fAllocator.push_back();
+        SkASSERT(item);
+        new (item) T(std::forward<Args>(args)...);
+        return *(T*)item;
+    }
+
     /**
      * Remove the last item, only call if count() != 0
      */