[Android] Fix emma.jar path used by java binaries.
[Android] Fix emma.jar path used by java binaries.

BUG=604900
TBR=agrieve@chromium.org,hzl@chromium.org

Review-Url: https://codereview.chromium.org/1954893002
Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#391946}

axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk