Many (all?) Chrome/Chromium PFQ builders are failing:

https://uberchromegw.corp.google.com/i/chromeos/builders/daisy-chromium-pfq/builds/9137
https://uberchromegw.corp.google.com/i/chromeos/builders/daisy-chromium-pfq/builds/9135

With something like this:

22:43:57: DEBUG: Uploading command stats to 'https://chromiumos-build-stats.appspot.com/upload_command_stats'
23:43:52: INFO: RunCommand: cros --log-level debug --cache-dir /tmp/cbuildbot-tmpLQEFsu/chrome-sdk-cachediRbWF/cache chrome-sdk --board daisy --cwd /b/cbuild/internal_master/.cache/distfiles/target/chrome-src/src --sdk-path /b/cbuild/internal_master/buildbot_archive/daisy-chromium-pfq/R56-8902.0.0-rc1 --chrome-src /b/cbuild/internal_master/.cache/distfiles/target/chrome-src/src --nogoma -- /b/cbuild/internal_master/chromite/bin/deploy_chrome --build-dir /b/cbuild/internal_master/.cache/distfiles/target/chrome-src/src/out_daisy/Release --staging-only --staging-dir /tmp/cbuildbot-tmpLQEFsu/chrome-sdk-stagebYEo4u in /b/cbuild/internal_master
23:43:53: DEBUG: Configured cache_dir to '/tmp/cbuildbot-tmpLQEFsu/chrome-sdk-cachediRbWF/cache'
23:43:53: DEBUG: RunCommand: /tmp/cbuildbot-tmpLQEFsu/chrome-sdk-cachediRbWF/cache/common/gsutil_4.19.tar.gz/gsutil/gsutil -o 'Boto:num_retries=10' ls
23:43:56: INFO: GN_ARGS taken from environment: {'use_ozone': True, 'custom_toolchain': '//build/toolchain/cros:target', 'google_api_key': 'AIzaSyB9J31P5Qm1tzGct50lQ5fe6RkoTqHIFzs', 'ozone_platform_gbm': True, 'cros_v8_snapshot_cc': '/b/cbuild/internal_master/.cache/distfiles/target/chrome-src/src/third_party/llvm-build/Release+Asserts/bin/clang', 'use_v4lplugin': False, 'clang_use_chrome_plugins': False, 'cros_v8_snapshot_ar': '/b/cbuild/internal_master/.cache/distfiles/target/chrome-src/src/third_party/binutils/Linux_x64/Release/bin/ar', 'use_cups': True, 'use_system_harfbuzz': True, 'arm_use_neon': True, 'use_evdev_gestures': True, 'cros_host_extra_ldflags': '', 'cros_host_is_clang': True, 'arm_float_abi': 'hard', 'cros_host_cxx': '/b/cbuild/internal_master/.cache/distfiles/target/chrome-src/src/third_party/llvm-build/Release+Asserts/bin/clang++', 'google_default_client_secret': 'uwd-MpLluHFdB1jaF8_oijQX', 'symbol_level': 2, 'cros_host_extra_cppflags': '', 'cros_target_extra_cxxflags': '-pipe -march=armv7-a -mtune=cortex-a15 -mfpu=neon -mfloat-abi=hard -D__google_stl_debug_vector=1', 'cros_target_extra_cflags': '-pipe -march=armv7-a -mtune=cortex-a15 -mfpu=neon -mfloat-abi=hard', 'cros_v8_snapshot_extra_cflags': '', 'system_libdir': 'lib', 'use_cras': True, 'use_system_minigbm': True, 'v8_snapshot_toolchain': '//build/toolchain/cros:v8_snapshot', 'cros_v8_snapshot_cxx': '/b/cbuild/internal_master/.cache/distfiles/target/chrome-src/src/third_party/llvm-build/Release+Asserts/bin/clang++', 'use_xkbcommon': True, 'is_clang': False, 'cros_v8_snapshot_is_clang': True, 'use_v4l2_codec': True, 'cros_host_extra_cflags': '', 'target_sysroot': '/tmp/cbuildbot-tmpLQEFsu/chrome-sdk-cachediRbWF/cache/chrome-sdk/tarballs/daisy+__b__cbuild__internal_master__buildbot_archive__daisy-chromium-pfq__R56-8902.0.0-rc1+sysroot_chromeos-base_chromeos-chrome.tar.xz', 'cros_host_ar': '/b/cbuild/internal_master/.cache/distfiles/target/chrome-src/src/third_party/binutils/Linux_x64/Release/bin/ar', 'google_default_client_id': '911410325644.apps.googleusercontent.com', 'cros_target_cc': 'armv7a-cros-linux-gnueabi-gcc -B/tmp/cbuildbot-tmpLQEFsu/chrome-sdk-cachediRbWF/cache/chrome-sdk/tarballs/daisy+__b__cbuild__internal_master__buildbot_archive__daisy-chromium-pfq__R56-8902.0.0-rc1+target_toolchain/usr/x86_64-pc-linux-gnu/armv7a-cros-linux-gnueabi/binutils-bin/2.25.51-gold', 'icu_use_data_file': True, 'cros_v8_snapshot_extra_ldflags': '', 'enable_nacl': True, 'linux_use_bundled_binutils': True, 'cros_v8_snapshot_ld': '/b/cbuild/internal_master/.cache/distfiles/target/chrome-src/src/third_party/llvm-build/Release+Asserts/bin/clang++', 'enable_remoting': True, 'host_toolchain': '//build/toolchain/cros:host', 'use_debug_fission': True, 'cros_target_ld': 'armv7a-cros-linux-gnueabi-g++ -B/tmp/cbuildbot-tmpLQEFsu/chrome-sdk-cachediRbWF/cache/chrome-sdk/tarballs/daisy+__b__cbuild__internal_master__buildbot_archive__daisy-chromium-pfq__R56-8902.0.0-rc1+target_toolchain/usr/x86_64-pc-linux-gnu/armv7a-cros-linux-gnueabi/binutils-bin/2.25.51-gold', 'target_os': 'chromeos', 'cros_host_cc': '/b/cbuild/internal_master/.cache/distfiles/target/chrome-src/src/third_party/llvm-build/Release+Asserts/bin/clang', 'cros_host_extra_cxxflags': '', 'cros_target_extra_cppflags': '', 'ozone_auto_platforms': False, 'cros_v8_snapshot_extra_cxxflags': '', 'target_cpu': 'arm', 'cros_target_extra_ldflags': '-Wl,-O1 -Wl,-O2 -Wl,--as-needed', 'is_asan': False, 'is_debug': False, 'cros_target_ar': 'armv7a-cros-linux-gnueabi-ar', 'cros_host_ld': '/b/cbuild/internal_master/.cache/distfiles/target/chrome-src/src/third_party/llvm-build/Release+Asserts/bin/clang++', 'cros_v8_snapshot_extra_cppflags': '', 'ozone_platform': 'gbm', 'cros_target_cxx': 'armv7a-cros-linux-gnueabi-g++ -B/tmp/cbuildbot-tmpLQEFsu/chrome-sdk-cachediRbWF/cache/chrome-sdk/tarballs/daisy+__b__cbuild__internal_master__buildbot_archive__daisy-chromium-pfq__R56-8902.0.0-rc1+target_toolchain/usr/x86_64-pc-linux-gnu/armv7a-cros-linux-gnueabi/binutils-bin/2.25.51-gold'}
23:43:56: INFO: Staging flags taken from USE in environment: highdpi
/b/cbuild/internal_master/.cache/distfiles/target/chrome-src/src/out_daisy/Release/*_manifest.json does not exist and is required.
You can bypass this error with --sloppy.
Aborting copy...