Fix components_unittests/content_unittests build failures on Android #48062
Description
[2025-07-30T21:19:23.715Z] python3 ../../build/android/gyp/compile_resources.py --include-resources=../../third_party/android_sdk/public/platforms/android-36/android.jar --aapt2-path ../../third_party/android_build_tools/aapt2/cipd/aapt2 --dependencies-res-zips=@FileArg\(gen/components/components_unittests__apk.build_config.json:dependency_zips\) --extra-res-packages=@FileArg\(gen/components/components_unittests__apk.build_config.json:extra_package_names\) --min-sdk-version=29 --target-sdk-version=35 --webp-cache-dir=obj/android-webp-cache --android-manifest gen/components/components_unittests__apk/AndroidManifest.merged.xml --srcjar-out gen/components/components_unittests__apk__compile_resources.srcjar --version-code 1 --version-name 1.83.0 --arsc-path obj/components/components_unittests__apk.ap_ --info-path obj/components/components_unittests__apk.ap_.info --debuggable --r-text-out gen/components/components_unittests__apk__compile_resources_R.txt --dependencies-res-zip-overlays=@FileArg\(gen/components/components_unittests__apk.build_config.json:dependency_zips\) --proguard-file obj/components/components_unittests__apk/components_unittests__apk.resources.proguard.txt --emit-ids-out=gen/components/components_unittests__apk__compile_resources.resource_ids --depfile gen/components/components_unittests__apk__compile_resources.d
[2025-07-30T21:19:23.724Z] obj/components/components_unittests__apk.ap_.tmpdir/deps/obj_chrome_android_chrome_app_java_resources.resources.zip/obj_chrome_android_chrome_app_java_resources.resources.zip_0_res/values/dimens.xml:133: error: resource dimen/signin_promo_lateral_paddings (aka org.chromium.native_test:dimen/signin_promo_lateral_paddings) not found.
[2025-07-30T21:19:23.726Z] error: failed linking references.
[2025-07-30T21:19:23.727Z] Traceback (most recent call last):
[2025-07-30T21:19:23.727Z] File "/home/ubuntu/workspace/e-core-build-pr-android_PR-30377/src/out/android_Component/../../build/android/gyp/compile_resources.py", line 1010, in <module>
[2025-07-30T21:19:23.728Z] main(sys.argv[1:])
[2025-07-30T21:19:23.728Z] File "/home/ubuntu/workspace/e-core-build-pr-android_PR-30377/src/out/android_Component/../../build/android/gyp/compile_resources.py", line 939, in main
[2025-07-30T21:19:23.730Z] manifest_package_name = _PackageApk(options, build)
[2025-07-30T21:19:23.730Z] ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[2025-07-30T21:19:23.731Z] File "/home/ubuntu/workspace/e-core-build-pr-android_PR-30377/src/out/android_Component/../../build/android/gyp/compile_resources.py", line 811, in _PackageApk
[2025-07-30T21:19:23.732Z] assert exit_code == 0, f'aapt2 link cmd failed with {exit_code=}'
[2025-07-30T21:19:23.732Z] ^^^^^^^^^^^^^^
[2025-07-30T21:19:23.733Z] AssertionError: aapt2 link cmd failed with exit_code=1