[android_webview] Add the apk resources to the Android build.
[android_webview] Add the apk resources to the Android build.

This adds the resources from the apk/ folder to the Android build
to enable removing the downstream resources.

BUG=None
TESTS=android_aosp bot
R=torne@chromium.org
TBR=torne@chromium.org

Review URL: https://codereview.chromium.org/828153004

Cr-Commit-Position: refs/heads/master@{#311268}
(cherry picked from commit 56a8804fce1b48fbf0e02e8ba40536563c3ad349)

Review URL: https://codereview.chromium.org/882843004

Cr-Commit-Position: 665a5787e4610f1ec55d3a4e2f02ab0724e38987@{#140}
Cr-Branched-From: 4cd5f18d847990599feba509541d8a7b9a16883a@{#310958}

Jonekee/chromium.src,Jonekee/chromium.src,dushu1203/chromium.src,krieger-od/nwjs_chromium.src,dednal/chromium.src,M4sse/chromium.src,jaruba/chromium.src,krieger-od/nwjs_chromium.src,krieger-od/nwjs_chromium.src,jaruba/chromium.src,M4sse/chromium.src,jaruba/chromium.src,Jonekee/chromium.src,Jonekee/chromium.src,dednal/chromium.src,markYoungH/chromium.src,mohamed--abdel-maksoud/chromium.src,dushu1203/chromium.src,dushu1203/chromium.src,mohamed--abdel-maksoud/chromium.src,dushu1203/chromium.src,dednal/chromium.src,markYoungH/chromium.src,jaruba/chromium.src,dushu1203/chromium.src,M4sse/chromium.src,Jonekee/chromium.src,krieger-od/nwjs_chromium.src,dushu1203/chromium.src,M4sse/chromium.src,mohamed--abdel-maksoud/chromium.src,markYoungH/chromium.src,jaruba/chromium.src,M4sse/chromium.src,jaruba/chromium.src,dushu1203/chromium.src,mohamed--abdel-maksoud/chromium.src,dednal/chromium.src,jaruba/chromium.src,mohamed--abdel-maksoud/chromium.src,dednal/chromium.src,M4sse/chromium.src,dednal/chromium.src,krieger-od/nwjs_chromium.src,dushu1203/chromium.src,Jonekee/chromium.src,mohamed--abdel-maksoud/chromium.src,dushu1203/chromium.src,markYoungH/chromium.src,Jonekee/chromium.src,M4sse/chromium.src,krieger-od/nwjs_chromium.src,krieger-od/nwjs_chromium.src,mohamed--abdel-maksoud/chromium.src,markYoungH/chromium.src,dushu1203/chromium.src,markYoungH/chromium.src,krieger-od/nwjs_chromium.src,dednal/chromium.src,jaruba/chromium.src,dednal/chromium.src,Jonekee/chromium.src,jaruba/chromium.src,mohamed--abdel-maksoud/chromium.src,markYoungH/chromium.src,dednal/chromium.src,markYoungH/chromium.src,markYoungH/chromium.src,M4sse/chromium.src,Jonekee/chromium.src,krieger-od/nwjs_chromium.src,M4sse/chromium.src,krieger-od/nwjs_chromium.src,dednal/chromium.src,jaruba/chromium.src,dushu1203/chromium.src,jaruba/chromium.src,M4sse/chromium.src,dednal/chromium.src,Jonekee/chromium.src,M4sse/chromium.src,krieger-od/nwjs_chromium.src,markYoungH/chromium.src,markYoungH/chromium.src,mohamed--abdel-maksoud/chromium.src,Jonekee/chromium.src,mohamed--abdel-maksoud/chromium.src,mohamed--abdel-maksoud/chromium.src