Revert[4] "guard old apis for querying byte-size of a bitmap/imageinfo/pixmap"

This reverts commit 5a2e50edc51006ce91366e177a9d21a16775d7fd.

Bug: skia:
Change-Id: I8d28b5c07d90130e5a1653923740eaf189ecb954
Reviewed-on: https://skia-review.googlesource.com/53900
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
diff --git a/bench/AndroidCodecBench.cpp b/bench/AndroidCodecBench.cpp
index d9abac6..886e875 100644
--- a/bench/AndroidCodecBench.cpp
+++ b/bench/AndroidCodecBench.cpp
@@ -38,7 +38,7 @@
         fInfo = fInfo.makeAlphaType(kPremul_SkAlphaType);
     }
 
-    fPixelStorage.reset(fInfo.getSafeSize(fInfo.minRowBytes()));
+    fPixelStorage.reset(fInfo.computeMinByteSize());
 }
 
 void AndroidCodecBench::onDraw(int n, SkCanvas* canvas) {