Change short to int16_t in third_party/blink/renderer/platform/wtf/typed_arrays/int16_array.h

- short -> int16_t.
- No logic changes.
- Reference: https://google.github.io/styleguide/cppguide.html#Integer_Types

Bug: 929985
Change-Id: I1d5881f42f274770f1bd58c71ee7d09e2ca859f7
Reviewed-on: https://chromium-review.googlesource.com/c/1498802
Reviewed-by: Kentaro Hara <haraken@chromium.org>
Commit-Queue: Miyoung Shin <myid.shin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#637240}
1 file changed