Reland #2 Cronet: Simplify Android GN logic for srcjars by not using them

No need to zip up the generated source just to unzip it again :P

This reverts commit 61c12ee7d4154b5cdf052802021cf432cd6ebab8.

Reason for reland: Fix missing deps for realz

TBR=pauljensen@chromium.org,agrieve@chromium.org

Bug: 908479
Change-Id: Ib3108f01ad49a68aa1a2d6de303aaa79d899ec8f
Reviewed-on: https://chromium-review.googlesource.com/c/1352520
Commit-Queue: agrieve <agrieve@chromium.org>
Reviewed-by: agrieve <agrieve@chromium.org>
Cr-Commit-Position: refs/heads/master@{#611698}
3 files changed