Fixed variable narrowing conversion warning when compiling with GCC.
Fixed variable narrowing conversion warning when compiling with GCC.

Tested:
Verified dependent project compiles successfully using gcc and -Wall
for NEON platforms (Android).

Bug: 17007481
Change-Id: Ifeb7e33c1868c684f9e29005a4a31940f79bb034

scoopr/vectorial,jsanmiya/vectorial,scoopr/vectorial,malamanteau/vectorial,scoopr/vectorial,malamanteau/vectorial,jsanmiya/vectorial