cc: Add UMA for tracking decode duration for out of raster decodes.

cc/tiles/gpu_image_decode_cache_unittest.cc

Index: cc/tiles/gpu_image_decode_cache_unittest.cc
diff --git a/cc/tiles/gpu_image_decode_cache_unittest.cc b/cc/tiles/gpu_image_decode_cache_unittest.cc
index d46fa18a461bf426c8d5d5195800bbe5ca2c6a23..bc5f3441794d93d24c352b7f72b316d1cbb7237d 100644
--- a/cc/tiles/gpu_image_decode_cache_unittest.cc
+++ b/cc/tiles/gpu_image_decode_cache_unittest.cc
@@ -1463,8 +1463,9 @@ TEST(GpuImageDecodeCacheTest, OutOfRasterDecodeTask) {
                        kLow_SkFilterQuality, matrix, DefaultColorSpace());
 
   scoped_refptr<TileTask> task;
-  bool need_unref =
-      cache.GetOutOfRasterDecodeTaskForImageAndRef(draw_image, &task);
+  bool need_unref = cache.GetOutOfRasterDecodeTaskForImageAndRef(
+      draw_image,
+      ImageDecodeCache::ImageDecodeType::OUT_OF_RASTER_CHECKER_IMAGING, &task);
   EXPECT_TRUE(need_unref);
   EXPECT_TRUE(task);
   EXPECT_TRUE(cache.IsInInUseCacheForTesting(draw_image));