Report repetition count in SkCodec

dm/DMSrcSink.cpp

Index: dm/DMSrcSink.cpp
diff --git a/dm/DMSrcSink.cpp b/dm/DMSrcSink.cpp
index 30185a2ab1faf8babbb8d720e6ea950c0f5e0718..2c5849a34a5861456d6fa6afa7fe603b72e74431 100644
--- a/dm/DMSrcSink.cpp
+++ b/dm/DMSrcSink.cpp
@@ -430,8 +430,9 @@ Error CodecSrc::draw(SkCanvas* canvas) const {
 
     switch (fMode) {
         case kAnimated_Mode: {
-            std::vector<SkCodec::FrameInfo> frameInfos = codec->getFrameInfo();
-            if (frameInfos.size() <= 1) {
+            std::vector<SkCodec::FrameInfo> frameInfos;
+            const bool animated = codec->getFrameInfo(&frameInfos, nullptr);
+            if (!animated || frameInfos.size() <= 1) {
                 return SkStringPrintf("%s is not an animated image.", fPath.c_str());
             }
 
@@ -725,7 +726,11 @@ SkISize CodecSrc::size() const {
         // We'll draw one of each frame, so make it big enough to hold them all
         // in a grid. The grid will be roughly square, with "factor" frames per
         // row and up to "factor" rows.
-        const size_t count = codec->getFrameInfo().size();
+        std::vector<SkCodec::FrameInfo> frameInfos;
+        if (!codec->getFrameInfo(&frameInfos, nullptr)) {
+            return imageSize;
+        }
+        const size_t count = frameInfos.size();
         const float root = sqrt((float) count);
         const int factor = sk_float_ceil2int(root);
         imageSize.fWidth  = imageSize.fWidth  * factor;