Link to the build: https://build.chromium.org/p/chromiumos.chromium/builders/daisy-tot-chromium-pfq-informational

It failed at the buildpackage stage starting from builder #12132 (https://build.chromium.org/p/chromiumos.chromium/builders/daisy-tot-chromium-pfq-informational/builds/12132).

Selected log:
chrome-56.0.2902.0_alpha-r1: FAILED: obj/media/remoting/rpc/proto_enum_utils.o 
chromeos-chrome-56.0.2902.0_alpha-r1: armv7a-cros-linux-gnueabi-g++ -B/usr/x86_64-pc-linux-gnu/armv7a-cros-linux-gnueabi/binutils-bin/2.25.51-gold -MMD -MF obj/media/remoting/rpc/proto_enum_utils.o.d -DV8_DEPRECATION_WARNINGS -DENABLE_MDNS=1 -DENABLE_NOTIFICATIONS -DENABLE_PLUGINS=1 -DENABLE_PDF=1 -DENABLE_PRINTING=1 -DENABLE_BASIC_PRINTING=1 -DENABLE_PRINT_PREVIEW=1 -DENABLE_SPELLCHECK=1 -DUSE_UDEV -DUI_COMPOSITOR_IMAGE_TRANSPORT -DUSE_ASH=1 -DUSE_AURA=1 -DUSE_DEFAULT_RENDER_THEME=1 -DUSE_NSS_CERTS=1 -DUSE_OZONE=1 -DENABLE_WEBRTC=1 -DENABLE_EXTENSIONS=1 -DENABLE_TASK_MANAGER=1 -DENABLE_THEMES=1 -DENABLE_SESSION_SERVICE=1 -DENABLE_SUPERVISED_USERS=1 -DIMAGE_LOADER_EXTENSION=1 -DENABLE_WAYLAND_SERVER=1 -DFULL_SAFE_BROWSING -DSAFE_BROWSING_CSD -DSAFE_BROWSING_DB_LOCAL -DCHROMIUM_BUILD -DENABLE_MEDIA_ROUTER=1 -DFIELDTRIAL_TESTING_ENABLED -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D_FORTIFY_SOURCE=2 -DOS_CHROMEOS -DNDEBUG -DNVALGRIND -DDYNAMIC_ANNOTATIONS_ENABLED=0 -DGOOGLE_PROTOBUF_NO_RTTI -DGOOGLE_PROTOBUF_NO_STATIC_INITIALIZER -DHAVE_PTHREAD -I../../../../../../../home/chrome-bot/chrome_root/src -Igen -I../../../../../../../home/chrome-bot/chrome_root/src/third_party/protobuf/src -Igen/protoc_out -I../../../../../../../home/chrome-bot/chrome_root/src/third_party/protobuf/src -fno-strict-aliasing -funwind-tables -fPIC -pipe -pthread -march=armv7-a -mfloat-abi=hard -mthumb -mtune=generic-armv7-a -mfpu=neon -Wall -Werror -Wno-psabi -Wno-unused-local-typedefs -Wno-maybe-uninitialized -Wno-missing-field-initializers -Wno-unused-parameter -O2 -fno-ident -fdata-sections -ffunction-sections -g2 -gsplit-dwarf --sysroot=../../../../../../../build/daisy -fvisibility=hidden -fno-threadsafe-statics -fvisibility-inlines-hidden -std=gnu++11 -Wno-narrowing -Wno-literal-suffix -fno-rtti -fno-exceptions -pipe -march=armv7-a -mtune=cortex-a15 -mfpu=neon -mfloat-abi=hard -D__google_stl_debug_vector=1 -femit-struct-debug-reduced -c ../../../../../../../home/chrome-bot/chrome_root/src/media/remoting/rpc/proto_enum_utils.cc -o obj/media/remoting/rpc/proto_enum_utils.o
chromeos-chrome-56.0.2902.0_alpha-r1: In file included from ../../../../../../../home/chrome-bot/chrome_root/src/media/base/media_keys.h:18:0,
chromeos-chrome-56.0.2902.0_alpha-r1:                  from ../../../../../../../home/chrome-bot/chrome_root/src/media/remoting/rpc/proto_enum_utils.h:14,
chromeos-chrome-56.0.2902.0_alpha-r1:                  from ../../../../../../../home/chrome-bot/chrome_root/src/media/remoting/rpc/proto_enum_utils.cc:5:
chromeos-chrome-56.0.2902.0_alpha-r1: ../../../../../../../home/chrome-bot/chrome_root/src/media/base/eme_constants.h:10:34: fatal error: media/media_features.h: No such file or directory
chromeos-chrome-56.0.2902.0_alpha-r1:  #include "media/media_features.h"
chromeos-chrome-56.0.2902.0_alpha-r1:                                   ^
chromeos-chrome-56.0.2902.0_alpha-r1: compilation terminated.

chrome-56.0.2902.0_alpha-r1: ninja: build stopped: subcommand failed.
chromeos-chrome-56.0.2902.0_alpha-r1:  * ERROR: chromeos-base/chromeos-chrome-56.0.2902.0_alpha-r1::chromiumos failed (compile phase):
chromeos-chrome-56.0.2902.0_alpha-r1:  *   (no error message)
chromeos-chrome-56.0.2902.0_alpha-r1:  * 
chromeos-chrome-56.0.2902.0_alpha-r1:  * Call stack:
chromeos-chrome-56.0.2902.0_alpha-r1:  *     ebuild.sh, line   93:  Called src_compile
chromeos-chrome-56.0.2902.0_alpha-r1:  *   environment, line 3709:  Called chrome_make 'chrome_sandbox' 'libosmesa.so' 'chrome' 'media_unittests' 'sandbox_linux_unittests' 'video_decode_accelerator_unittest' 'video_encode_accelerator_unittest' 'ppapi/examples/video_decode' 'bitmaptools' 'clear_system_cache' 'minidump_stackwalk' 'chromedriver' 'nacl_helper_bootstrap' 'nacl_helper'
chromeos-chrome-56.0.2902.0_alpha-r1:  *   environment, line 1025:  Called die
chromeos-chrome-56.0.2902.0_alpha-r1:  * The specific snippet of code:
chromeos-chrome-56.0.2902.0_alpha-r1:  *       PATH=${PATH}:/home/$(whoami)/depot_tools ${ENINJA} ${MAKEOPTS} -C "${BUILD_OUT_SYM}/${BUILDTYPE}" $(usex verbose -v "") "$@" || die
chromeos-chrome-56.0.2902.0_alpha-r1:  *