Revert "Revert "guard old apis for querying byte-size of a bitmap/imageinfo/pixmap""

This reverts commit 809cbedd4b252be221b2ac3b4269d312fd8f53a0.

Bug: skia:
Change-Id: I680d8daeeeeb15526b44c1305d8fb0c6bfa38e1d
Reviewed-on: https://skia-review.googlesource.com/52665
Commit-Queue: Mike Reed <reed@google.com>
Reviewed-by: Florin Malita <fmalita@chromium.org>
diff --git a/src/codec/SkIcoCodec.cpp b/src/codec/SkIcoCodec.cpp
index 74affe6..da6d0c3 100644
--- a/src/codec/SkIcoCodec.cpp
+++ b/src/codec/SkIcoCodec.cpp
@@ -173,7 +173,7 @@
     int maxIndex = 0;
     for (int i = 0; i < codecs->count(); i++) {
         SkImageInfo info = codecs->operator[](i)->getInfo();
-        size_t size = info.getSafeSize(info.minRowBytes());
+        size_t size = info.computeMinByteSize();
 
         if (size > maxSize) {
             maxSize = size;