Report repetition count in SkCodec

src/codec/SkGifCodec.cpp

Index: src/codec/SkGifCodec.cpp
diff --git a/src/codec/SkGifCodec.cpp b/src/codec/SkGifCodec.cpp
index 1c250fcccb6cb1dbc354d1b321b05525df12945e..b496903fe886c9d035980c9879074a050de267e0 100644
--- a/src/codec/SkGifCodec.cpp
+++ b/src/codec/SkGifCodec.cpp
@@ -126,7 +126,7 @@ SkGifCodec::SkGifCodec(const SkEncodedInfo& encodedInfo, const SkImageInfo& imag
     reader->setClient(this);
 }
 
-std::vector<SkCodec::FrameInfo> SkGifCodec::onGetFrameInfo() {
+std::vector<SkCodec::FrameInfo> SkGifCodec::onGetFrameInfo(int* repetitionCount) {
     fReader->parse(SkGifImageReader::GIFFrameCountQuery);
     const size_t size = fReader->imagesCount();
     std::vector<FrameInfo> result(size);
@@ -135,6 +135,9 @@ std::vector<SkCodec::FrameInfo> SkGifCodec::onGetFrameInfo() {
         result[i].fDuration = frameContext->delayTime();
         result[i].fRequiredFrame = frameContext->getRequiredFrame();
     }
+    if (repetitionCount) {
+        *repetitionCount = fReader->loopCount();
+    }
     return result;
 }