Make GLSurface's ctor trivial

GLSurface's ctor does not have special logic, but isn't marked
'= default'. It could gain std::is_trivially_constructible if it was
marked as such.

This CL replaces the empty ctor function body with '= default'.

TBR=ericrk@chromium.org

Change-Id: I2003ecb142ca8d5d61173fb6fc2cd754db9cf8fa
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1576023
Reviewed-by: Chris Blume <cblume@chromium.org>
Reviewed-by: Eric Karl <ericrk@chromium.org>
Reviewed-by: Antoine Labour <piman@chromium.org>
Commit-Queue: Chris Blume <cblume@chromium.org>
Commit-Queue: Eric Karl <ericrk@chromium.org>
Cr-Commit-Position: refs/heads/master@{#652695}
1 file changed