[Devil] Replace generated Devil config with jinja template.

tools/android/loading/gce/deploy.sh

 #!/bin/bash
 # Copyright 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # This script copies all dependencies required for trace collection.
 # Usage:
 #   deploy.sh builddir gcs_path
 #
 # Where:
@@ skipping 16 matching lines @@
 
 # Copy other dependencies.
 mkdir $tmp_src_dir/third_party
 rsync -av --exclude=".*" --exclude "*.pyc" --exclude "*.html" --exclude "*.md" \
   third_party/catapult $tmp_src_dir/third_party
 mkdir $tmp_src_dir/tools/perf
 cp -r tools/perf/chrome_telemetry_build $tmp_src_dir/tools/perf
 mkdir -p $tmp_src_dir/build/android
 cp build/android/devil_chromium.py $tmp_src_dir/build/android/
 cp build/android/video_recorder.py $tmp_src_dir/build/android/
-cp build/android/devil_chromium.json $tmp_src_dir/build/android/
 cp -r build/android/pylib $tmp_src_dir/build/android/
+mkdir -p $tmp_src_dir/$builddir/gen/
+cp $builddir/gen/devil_chromium.json $tmp_src_dir/$builddir/gen/
 mkdir -p \
   $tmp_src_dir/third_party/WebKit/Source/devtools/front_end/emulated_devices
 cp third_party/WebKit/Source/devtools/front_end/emulated_devices/module.json \
   $tmp_src_dir/third_party/WebKit/Source/devtools/front_end/emulated_devices/
 
 # Tar up the source and copy it to Google Cloud Storage.
 source_tarball=$tmpdir/source.tgz
 tar -cvzf $source_tarball -C $tmpdir $src_suffix
 gsutil cp $source_tarball gs://$deployment_gcs_path/source/
 
 # Copy the chrome executable to Google Cloud Storage.
 chrome/tools/build/make_zip.py $builddir chrome/tools/build/linux/FILES.cfg \
   $tmpdir/linux.zip
 gsutil cp $tmpdir/linux.zip gs://$deployment_gcs_path/binaries/linux.zip
 
 # Generate and upload metadata about this deployment.
 CHROMIUM_REV=$(git merge-base HEAD origin/master)
 cat >$tmpdir/build_metadata.json << EOF
 {
   "chromium_rev": "$CHROMIUM_REV"
 }
 EOF
 gsutil cp $tmpdir/build_metadata.json \
   gs://$deployment_gcs_path/deployment_metadata.json
 rm -rf $tmpdir