add SK_SUPPORT_LEGACY_SHADER_LOCALMATRIX for chrome

TBR=borenet@google.com
NOTRY=True

Author: reed@chromium.org

Review URL: https://codereview.chromium.org/286563004

git-svn-id: http://skia.googlecode.com/svn/trunk@14704 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed