Drop Precise blink builders on chromium.webkit, add corresponding Trusty builders.

scripts/slave/recipes/chromium.expected/full_chromium_webkit_WebKit_Linux_Trusty_ASAN.json

 [
   {
     "cmd": [
       "python",
       "-u",
       "\nimport sys, os\npath = sys.argv[1]\nmode = int(sys.argv[2])\nif not os.path.isdir(path):\n  if os.path.exists(path):\n    print \"%s exists but is not a dir\" % path\n    sys.exit(1)\n  os.makedirs(path, mode)\n",
       "[BUILDER_CACHE]/linux_layout",
       "511"
     ],
     "name": "makedirs checkout path",
@@ skipping 202 matching lines @@
       "-u",
       "[BUILDER_CACHE]/linux_layout/src/testing/scripts/get_compile_targets.py",
       "--output",
       "/path/to/tmp/json",
       "--",
       "--build-config-fs",
       "Release",
       "--paths",
       "{\"checkout\": \"[BUILDER_CACHE]/linux_layout/src\", \"runit.py\": \"RECIPE_PACKAGE_REPO[build]/scripts/tools/runit.py\", \"runtest.py\": \"RECIPE_PACKAGE_REPO[build]/scripts/slave/runtest.py\"}",
       "--properties",
-      "{\"buildername\": \"WebKit Linux Precise ASAN\", \"buildnumber\": 571, \"mastername\": \"chromium.webkit\", \"slavename\": \"TestSlavename\", \"target_platform\": \"linux\"}"
+      "{\"buildername\": \"WebKit Linux Trusty ASAN\", \"buildnumber\": 571, \"mastername\": \"chromium.webkit\", \"slavename\": \"TestSlavename\", \"target_platform\": \"linux\"}"
     ],
     "name": "get compile targets for scripts",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@json.output@{}@@@",
       "@@@STEP_LOG_END@json.output@@@"
     ]
   },
   {
     "cmd": [
       "python",
       "-u",
       "\nimport shutil\nimport sys\nshutil.copy(sys.argv[1], sys.argv[2])\n",
       "[BUILDER_CACHE]/linux_layout/src/testing/buildbot/chromium.webkit.json",
       "/path/to/tmp/json"
     ],
     "name": "read test spec (chromium.webkit.json)",
     "~followup_annotations": [
       "@@@STEP_TEXT@path: [BUILDER_CACHE]/linux_layout/src/testing/buildbot/chromium.webkit.json@@@",
       "@@@STEP_LOG_LINE@json.output@{@@@",
-      "@@@STEP_LOG_LINE@json.output@  \"WebKit Linux Precise ASAN\": {@@@",
+      "@@@STEP_LOG_LINE@json.output@  \"WebKit Linux Trusty ASAN\": {@@@",
       "@@@STEP_LOG_LINE@json.output@    \"gtest_tests\": [@@@",
       "@@@STEP_LOG_LINE@json.output@      {@@@",
       "@@@STEP_LOG_LINE@json.output@        \"swarming\": {@@@",
       "@@@STEP_LOG_LINE@json.output@          \"can_use_on_swarming_builders\": true@@@",
       "@@@STEP_LOG_LINE@json.output@        }, @@@",
       "@@@STEP_LOG_LINE@json.output@        \"test\": \"browser_tests\"@@@",
       "@@@STEP_LOG_LINE@json.output@      }@@@",
       "@@@STEP_LOG_LINE@json.output@    ]@@@",
       "@@@STEP_LOG_LINE@json.output@  }@@@",
       "@@@STEP_LOG_LINE@json.output@}@@@",
@@ skipping 24 matching lines @@
   },
   {
     "cmd": [
       "python",
       "-u",
       "[BUILDER_CACHE]/linux_layout/src/tools/mb/mb.py",
       "gen",
       "-m",
       "chromium.webkit",
       "-b",
-      "WebKit Linux Precise ASAN",
+      "WebKit Linux Trusty ASAN",
       "--config-file",
       "[BUILDER_CACHE]/linux_layout/src/tools/mb/mb_config.pyl",
       "--goma-dir",
       "[CACHE]/cipd/goma",
       "--swarming-targets-file",
       "browser_tests\n",
       "//out/Release"
     ],
     "cwd": "[BUILDER_CACHE]/linux_layout/src",
     "env": {
@@ skipping 39 matching lines @@
       "RECIPE_PACKAGE_REPO[depot_tools]/gsutil.py",
       "--ninja-path",
       "RECIPE_PACKAGE_REPO[depot_tools]/ninja",
       "--target",
       "Release",
       "--src-dir",
       "[BUILDER_CACHE]/linux_layout/src",
       "--goma-cache-dir",
       "[GOMA_CACHE]",
       "--buildbot-buildername",
-      "WebKit Linux Precise ASAN",
+      "WebKit Linux Trusty ASAN",
       "--buildbot-mastername",
       "chromium.webkit",
       "--buildbot-slavename",
       "TestSlavename",
       "--goma-deps-cache-file",
-      "WebKit_Linux_Precise_ASAN.gomadeps",
+      "WebKit_Linux_Trusty_ASAN.gomadeps",
       "--build-data-dir",
       "[ROOT]/build_data_dir",
       "--compiler",
       "goma-clang",
       "--goma-jsonstatus",
       "/path/to/tmp/json",
       "--goma-service-account-json-file",
       "/creds/service_accounts/service-account-goma-client.json",
       "--goma-dir",
       "[CACHE]/cipd/goma",
@@ skipping 90 matching lines @@
   },
   {
     "cmd": [
       "python",
       "-u",
       "RECIPE_PACKAGE_REPO[build]/scripts/slave/runtest.py",
       "--target",
       "Release",
       "--no-xvfb",
       "--factory-properties",
-      "{\"blamelist\": [\"cool_dev1337@chromium.org\", \"hax@chromium.org\"], \"build_data_dir\": \"[ROOT]/build_data_dir\", \"buildername\": \"WebKit Linux Precise ASAN\", \"buildnumber\": 571, \"gs_acl\": \"public-read\", \"mastername\": \"chromium.webkit\", \"parent_buildername\": null, \"path_config\": \"kitchen\", \"recipe\": \"chromium\", \"slavename\": \"TestSlavename\", \"workdir\": \"/path/to/workdir/TestSlavename\"}",
+      "{\"blamelist\": [\"cool_dev1337@chromium.org\", \"hax@chromium.org\"], \"build_data_dir\": \"[ROOT]/build_data_dir\", \"buildername\": \"WebKit Linux Trusty ASAN\", \"buildnumber\": 571, \"gs_acl\": \"public-read\", \"mastername\": \"chromium.webkit\", \"parent_buildername\": null, \"path_config\": \"kitchen\", \"recipe\": \"chromium\", \"slavename\": \"TestSlavename\", \"workdir\": \"/path/to/workdir/TestSlavename\"}",
       "--build-properties",
-      "{\"blamelist\": [\"cool_dev1337@chromium.org\", \"hax@chromium.org\"], \"build_data_dir\": \"[ROOT]/build_data_dir\", \"buildername\": \"WebKit Linux Precise ASAN\", \"buildnumber\": 571, \"gs_acl\": \"public-read\", \"mastername\": \"chromium.webkit\", \"parent_buildername\": null, \"path_config\": \"kitchen\", \"recipe\": \"chromium\", \"slavename\": \"TestSlavename\", \"workdir\": \"/path/to/workdir/TestSlavename\"}",
+      "{\"blamelist\": [\"cool_dev1337@chromium.org\", \"hax@chromium.org\"], \"build_data_dir\": \"[ROOT]/build_data_dir\", \"buildername\": \"WebKit Linux Trusty ASAN\", \"buildnumber\": 571, \"gs_acl\": \"public-read\", \"mastername\": \"chromium.webkit\", \"parent_buildername\": null, \"path_config\": \"kitchen\", \"recipe\": \"chromium\", \"slavename\": \"TestSlavename\", \"workdir\": \"/path/to/workdir/TestSlavename\"}",
       "--step-name=webkit_tests",
-      "--builder-name=WebKit Linux Precise ASAN",
+      "--builder-name=WebKit Linux Trusty ASAN",
       "--slave-name=TestSlavename",
       "--build-number=571",
       "--run-python-script",
       "--enable-asan",
       "RECIPE_PACKAGE_REPO[build]/scripts/slave/chromium/layout_test_wrapper.py",
       "--target",
       "Release",
       "-o",
       "[SLAVE_BUILD]/layout-test-results",
       "--build-dir",
       "[BUILDER_CACHE]/linux_layout/src/out",
       "--json-test-results",
       "/path/to/tmp/json",
       "--test-results-server",
       "test-results.appspot.com",
       "--build-number",
       "571",
       "--builder-name",
-      "WebKit Linux Precise ASAN",
+      "WebKit Linux Trusty ASAN",
       "--step-name",
       "webkit_tests",
       "--additional-expectations",
       "src/third_party/WebKit/LayoutTests/ASANExpectations",
       "--time-out-ms",
       "48000",
       "--options=--enable-sanitizer"
     ],
     "cwd": "[BUILDER_CACHE]/linux_layout",
     "env": {
       "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json"
     },
     "name": "webkit_tests",
     "~followup_annotations": [
       "@@@STEP_TEXT@<br/>Total executed: 9001<br/>@@@"
     ]
   },
   {
     "cmd": [
       "python",
       "-u",
       "RECIPE_PACKAGE_REPO[build]/scripts/slave/chromium/archive_layout_test_results.py",
       "--results-dir",
       "[SLAVE_BUILD]/layout-test-results",
       "--build-dir",
       "[BUILDER_CACHE]/linux_layout/src/out",
       "--build-number",
       "571",
       "--builder-name",
-      "WebKit Linux Precise ASAN",
+      "WebKit Linux Trusty ASAN",
       "--gs-bucket",
       "gs://chromium-layout-test-archives",
       "--staging-dir",
       "[CACHE]/chrome_staging",
       "--gs-acl",
       "public-read"
     ],
     "cwd": "[BUILDER_CACHE]/linux_layout",
     "env": {
       "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json"
     },
     "name": "archive_webkit_tests_results",
     "~followup_annotations": [
-      "@@@STEP_LINK@layout_test_results@https://storage.googleapis.com/chromium-layout-test-archives/WebKit_Linux_Precise_ASAN/571/layout-test-results/results.html@@@",
-      "@@@STEP_LINK@(zip)@https://storage.googleapis.com/chromium-layout-test-archives/WebKit_Linux_Precise_ASAN/571/layout-test-results.zip@@@"
+      "@@@STEP_LINK@layout_test_results@https://storage.googleapis.com/chromium-layout-test-archives/WebKit_Linux_Trusty_ASAN/571/layout-test-results/results.html@@@",
+      "@@@STEP_LINK@(zip)@https://storage.googleapis.com/chromium-layout-test-archives/WebKit_Linux_Trusty_ASAN/571/layout-test-results.zip@@@"
     ]
   },
   {
     "cmd": [
       "python",
       "-u",
       "\nimport sys\nprint '%s wasn\\'t triggered' % sys.argv[1]\nsys.exit(1)\n",
       "browser_tests"
     ],
     "cwd": "[BUILDER_CACHE]/linux_layout",
     "env": {
       "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json"
     },
     "name": "[collect error] browser_tests",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@python.inline@@@@",
       "@@@STEP_LOG_LINE@python.inline@import sys@@@",
       "@@@STEP_LOG_LINE@python.inline@print '%s wasn\\'t triggered' % sys.argv[1]@@@",
       "@@@STEP_LOG_LINE@python.inline@sys.exit(1)@@@",
       "@@@STEP_LOG_END@python.inline@@@"
     ]
   },
   {
     "name": "$result",
     "recipe_result": null,
     "status_code": 0
   }
 ]