Fix CodecSubset benches seg faults for kIndex8

bench/subset/SubsetBenchPriv.h

Index: bench/subset/SubsetBenchPriv.h
diff --git a/bench/subset/SubsetBenchPriv.h b/bench/subset/SubsetBenchPriv.h
index e0eb2ff82676dde1a6401fd948ecbd1a793a35ab..d4bb9139fb1ec83020c9942a43232094fd04e6d7 100644
--- a/bench/subset/SubsetBenchPriv.h
+++ b/bench/subset/SubsetBenchPriv.h
@@ -32,4 +32,14 @@ static const char* get_color_name(SkColorType colorType) {
     }
 }
 
+static inline void alloc_pixels(SkBitmap* bitmap, const SkImageInfo& info, SkPMColor* colors,

[scroggo, 2015/06/30 19:37:55]

Maybe add a comment explaining what this does/why it is needed?

[msarett, 2015/06/30 20:21:30]

Done.

+        int colorCount) {
+    if (kIndex_8_SkColorType == info.colorType()) {
+        SkAutoTUnref<SkColorTable> colorTable(SkNEW_ARGS(SkColorTable, (colors, colorCount)));
+        bitmap->allocPixels(info, NULL, colorTable);
+    } else {
+        bitmap->allocPixels(info);
+    }
+}
+
 #endif // SubsetBenchPriv_DEFINED