[Findit] Extract and pass failed targets from ninja to try-job.

appengine/findit/waterfall/detect_first_failure_pipeline.py

 # Copyright 2014 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.
 
 import base64
 import json
 
 from common import constants
 from common.http_client_appengine import HttpClientAppengine as HttpClient
 from common.pipeline_wrapper import BasePipeline
@@ skipping 403 matching lines @@
               ...
             ],
           },
           "25410": {
             "chromium_revision": "4bffcd598dd89e0016208ce9312a1f477ff105d1"
             "blame_list": [
               "b98e0b320d39a323c81cc0542e6250349183a4df",
               ...
             ],
           }
+        },
+        "compile_failures": {
+          "failed_targets": ["obj/path/to/file.o"],
+          "unknown_targets": [],
+          "unrecognized_format": false,
         }
       }
     """
     build_info = self._ExtractBuildInfo(master_name, builder_name, build_number)
 
     if not build_info:  # pragma: no cover
       raise pipeline.Retry('Failed to extract build info.')
 
     build_failure_type = self._GetFailureType(build_info)
 
     failure_info = {
         'failed': True,
         'master_name': master_name,
         'builder_name': builder_name,
         'build_number': build_number,
         'chromium_revision': build_info.chromium_revision,
         'builds': {},
         'failed_steps': {},
         'failure_type': build_failure_type,
+        'compile_failures': build_info.compile_failures,
     }
 
     if build_info.result == buildbot.SUCCESS or not build_info.failed_steps:
       failure_info['failed'] = False
       return failure_info
 
     builds = dict()
     self._SaveBlamelistAndChromiumRevisionIntoDict(build_info, builds)
 
     failed_steps = self._CreateADictOfFailedSteps(build_info)
 
     # Checks first failed builds for each failed step.
     self._CheckForFirstKnownFailure(
         master_name, builder_name, build_number, failed_steps, builds)
 
     if build_failure_type == failure_type.TEST:
       # Checks first failed builds for each failed test.
       self._CheckFirstKnownFailureForSwarmingTests(
           master_name, builder_name, build_number, failed_steps, builds)
 
     failure_info['builds'] = builds
     failure_info['failed_steps'] = failed_steps
 
     analysis = WfAnalysis.Get(master_name, builder_name, build_number)
     analysis.not_passed_steps = build_info.not_passed_steps
     analysis.build_failure_type = build_failure_type
     analysis.put()
 
     return failure_info