Android: Don't attempt to read /self/proc/exe during GPU launch
Android: Don't attempt to read /self/proc/exe during GPU launch

This seems to sometimes fail (it's racy) on certain systems
(Android versions most likely). Skip this call as it's not useful
on Android anyways.

BUG=457595,447735,457900
R=piman@chromium.org

Review URL: https://codereview.chromium.org/921533002

(cherry picked from commit 7bd544c7b17076f21830be1c543f90d3c6fad53b)

Cr-Original-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#315881}
Cr-Commit-Position: 665a5787e4610f1ec55d3a4e2f02ab0724e38987@{#274}
Cr-Branched-From: 4cd5f18d847990599feba509541d8a7b9a16883a@{#310958}

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