Failing build on Clang-win:

..\..\third_party\angle\src\compiler\translator\RemoveDynamicIndexing.cpp(128,43) :  error: expected '(' for function-style cast or type construction
        fieldType.setPrimarySize(unsigned char(indexedType.getRows()));
                                 ~~~~~~~~ ^

BUG=angleproject:1116

This reverts commit 7535b761.

Change-Id: I7b502e3dcd45e17b7ed88fec18be702614d9ac65
Reviewed-on: https://chromium-review.googlesource.com/309772Reviewed-by: Jamie Madill <jmadill@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>