Roll ANGLE 7ebb97f..09cfac6

https://chromium.googlesource.com/angle/angle.git/+log/7ebb97f..09cfac6

BUG=,chromium:644669

TBR=jmadill@chromium.org

TEST=bots

CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.win:win_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.android:android_optional_gpu_tests_rel

Review-Url: https://codereview.chromium.org/2346913002
Cr-Commit-Position: refs/heads/master@{#418945}

DEPS

@@ -48,7 +48,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling ANGLE
   # and whatever else without interference from each other.
-  'angle_revision': '7ebb97fc9a51aad770e07ee10de420b5fbc2a278',
+  'angle_revision': '09cfac606ef5ca64cb657fd03cbc110a44c34fe6',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling build tools
   # and whatever else without interference from each other.