Reland "[CCA WebUI] Add deploy_swa function in cca.py"

This reverts commit 77826976.

Reason for revert: The failure is not related to the CL.

Original change's description:
> Revert "[CCA WebUI] Add deploy_swa function in cca.py"
>
> This reverts commit 2a4aa8b6.
>
> Reason for revert: Speculative, suspected in breaking cros_browser_sanity_test, see https://ci.chromium.org/p/chrome/builders/ci/chromeos-eve-chrome/10590
>
> Original change's description:
> > [CCA WebUI] Add deploy_swa function in cca.py
> >
> > It can help to boost the development when simply changing JS/CSS/HTML
> > on CCA (SWA).
> >
> > Bug: 1127459
> > Test: cca deploy-swa [BOARD] [DEVICE]
> > Change-Id: I3f494a8d455b4c5632f91942f95b428b03294af9
> > Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2456706
> > Reviewed-by: Shik Chen <shik@chromium.org>
> > Reviewed-by: Inker Kuo <inker@chromium.org>
> > Commit-Queue: Wei Lee <wtlee@chromium.org>
> > Cr-Commit-Position: refs/heads/master@{#815087}
>
> TBR=shik@chromium.org,inker@chromium.org,wtlee@chromium.org
>
> Change-Id: I0ec15027ea4000d30ca7f7851dd8a6c806c37e0a
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Bug: 1127459
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2461270
> Reviewed-by: Olga Sharonova <olka@chromium.org>
> Commit-Queue: Olga Sharonova <olka@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#815108}

TBR=shik@chromium.org,olka@chromium.org,inker@chromium.org,wtlee@chromium.org

# Not skipping CQ checks because this is a reland.

Bug: 1127459
Change-Id: I2745f6e90318f0051e4f03c3800a47d93c648295
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2463044Reviewed-by: Wei Lee <wtlee@chromium.org>
Commit-Queue: Wei Lee <wtlee@chromium.org>
Cr-Commit-Position: refs/heads/master@{#815500}

chromeos/components/camera_app_ui/resources/utils/cca.py

@@ -14,6 +14,7 @@ import shlex
 import shutil
 import subprocess
 import sys
+import tempfile
 import time
 
 
@@ -28,9 +29,9 @@ def shell_join(cmd):
     return ' '.join(shlex.quote(c) for c in cmd)
 
 
-def run(args):
+def run(args, cwd=None):
     logging.debug(f'$ {shell_join(args)}')
-    subprocess.check_call(args)
+    subprocess.check_call(args, cwd=cwd)
 
 
 def build_locale_strings():
@@ -195,6 +196,68 @@ def deploy(args):
     run(cmd)
 
 
+def deploy_swa(args):
+    cca_root = os.getcwd()
+    target_dir = os.path.join(get_chromium_root(), f'out_{args.board}/Release')
+
+    build_pak_cmd = [
+        'tools/grit/grit.py',
+        '-i',
+        os.path.join(cca_root, 'camera_app_resources.grd'),
+        'build',
+        '-o',
+        os.path.join(target_dir, 'gen/chromeos'),
+        '-f',
+        os.path.join(target_dir,
+                     'gen/tools/gritsettings/default_resource_ids'),
+        '-E',
+        f'root_gen_dir={os.path.join(target_dir, "gen")}',
+    ]
+    # Since there is a constraint in grit.py which will replace ${root_gen_dir}
+    # in .grd file only if the script is executed in the parent directory of
+    # ${root_gen_dir}, execute the script in Chromium root as a workaround.
+    run(build_pak_cmd, get_chromium_root())
+
+    with tempfile.TemporaryDirectory() as tmp_dir:
+        pak_util_script = os.path.join(get_chromium_root(),
+                                       'tools/grit/pak_util.py')
+        extract_resources_pak_cmd = [
+            pak_util_script,
+            'extract',
+            os.path.join(target_dir, 'resources.pak'),
+            '-o',
+            tmp_dir,
+        ]
+        run(extract_resources_pak_cmd)
+
+        extract_camera_pak_cmd = [
+            pak_util_script,
+            'extract',
+            os.path.join(target_dir,
+                         'gen/chromeos/chromeos_camera_app_resources.pak'),
+            '-o',
+            tmp_dir,
+        ]
+        run(extract_camera_pak_cmd)
+
+        create_new_resources_pak_cmd = [
+            pak_util_script,
+            'create',
+            '-i',
+            tmp_dir,
+            os.path.join(target_dir, 'resources.pak'),
+        ]
+        run(create_new_resources_pak_cmd)
+
+    deploy_new_resources_pak_cmd = [
+        'rsync',
+        '--inplace',
+        os.path.join(target_dir, 'resources.pak'),
+        f'{args.device}:/opt/google/chrome/',
+    ]
+    run(deploy_new_resources_pak_cmd)
+
+
 def test(args):
     assert 'CCAUI' not in args.device, (
         'The first argument should be <device> instead of a test name pattern.'
@@ -257,6 +320,17 @@ def parse_args(args):
     deploy_parser.add_argument('device')
     deploy_parser.set_defaults(func=deploy)
 
+    deploy_swa_parser = subparsers.add_parser(
+        'deploy-swa',
+        help='deploy CCA (SWA) to device',
+        description='''Deploy CCA (SWA) to device.
+            This script only works if there is no file added/deleted.
+            And please build Chrome at least once before running the command.'''
+    )
+    deploy_swa_parser.add_argument('board')
+    deploy_swa_parser.add_argument('device')
+    deploy_swa_parser.set_defaults(func=deploy_swa)
+
     test_parser = subparsers.add_parser('test',
                                         help='run tests',
                                         description='Run CCA tests on device.')