Merge: gpu: Use GetUniformSetup computed result size.

R=piman@chromium.org
BUG=468936

Review URL: https://codereview.chromium.org/1016193003

Cr-Commit-Position: refs/heads/master@{#321489}
(cherry picked from commit 181c7400b2bf50ba02ac77149749fb419b4d4797)

Review URL: https://codereview.chromium.org/1034093002

Cr-Commit-Position: refs/branch-heads/2272@{#451}
Cr-Branched-From: 827a380cfdb31aa54c8d56e63ce2c3fd8c3ba4d4-refs/heads/master@{#310958}
1 file changed