Revert "GL: Use glClear for robust init on Android." This reverts commit 37c5d36fef783406c30a8ed8b8b4455f35374834. Reason for revert: crashes on Pixel 4, see https://chromium-review.googlesource.com/c/chromium/src/+/3016164 Original change's description: > GL: Use glClear for robust init on Android. > > The allowClearForRobustResourceInit was used to work around driver > bugs on other Windows and Linux and has a lot of CPU overhead. > > Re-enable it on Android (except some older Adreno). > > Bug: chromium:983167 > Change-Id: Ibfb4eb4fcdc7310fb6181c57f5c8d7a645ffad9d > Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3011420 > Reviewed-by: Peng Huang <penghuang@chromium.org> > Commit-Queue: Geoff Lang <geofflang@chromium.org> Bug: chromium:983167 Change-Id: I74e9a61484de77fd66e8dde8d50665fdbb470a95 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3016763 Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com> Reviewed-by: Yuly Novikov <ynovikov@chromium.org> Commit-Queue: Yuly Novikov <ynovikov@chromium.org>