Revert "change computeByteSize to return max_size_t on overflow"

This reverts commit 24295462722fd5a298d108a80b0aacbb0964da53.

Reason for revert: broke running dm on google3

Original change's description:
> change computeByteSize to return max_size_t on overflow
> 
> Bug: skia:7132
> Change-Id: I41045640ee62b2c988a84370ead5034bbccc6daf
> Reviewed-on: https://skia-review.googlesource.com/56620
> Reviewed-by: Ben Wagner <bungeman@google.com>
> Commit-Queue: Mike Reed <reed@google.com>

TBR=bungeman@google.com,herb@google.com,reed@google.com

Change-Id: I5f58ec37241d2fae3ebdb7a3d6b41f9fd6d3c2ee
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: skia:7132
Reviewed-on: https://skia-review.googlesource.com/56880
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/image/SkImage_Raster.cpp b/src/image/SkImage_Raster.cpp
index e43d2c48b7..c576d9d3a1 100644
--- a/src/image/SkImage_Raster.cpp
+++ b/src/image/SkImage_Raster.cpp
@@ -62,7 +62,7 @@ public:
         }
 
         size_t size = info.computeByteSize(rowBytes);
-        if (SK_MaxSizeT == size) {
+        if (0 == size) {
             return false;
         }