chromium_tests: apply chromium.get_env() when running tests

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

Index: scripts/slave/recipes/chromium.expected/full_chromium_android_Android_Webview_L__dbg_.json
diff --git a/scripts/slave/recipes/chromium.expected/full_chromium_android_Android_Webview_L__dbg_.json b/scripts/slave/recipes/chromium.expected/full_chromium_android_Android_Webview_L__dbg_.json
index 9bcd64ece93aa5a96c3e143c16c0edd347f2ad02..89ec07fc85f37e48ca5feb2f4ee9639c9db7a136 100644
--- a/scripts/slave/recipes/chromium.expected/full_chromium_android_Android_Webview_L__dbg_.json
+++ b/scripts/slave/recipes/chromium.expected/full_chromium_android_Android_Webview_L__dbg_.json
@@ -305,6 +305,10 @@
       "[SLAVE_BUILD]/src/third_party/android_tools/sdk/platform-tools/adb",
       "~/adb"
     ],
+    "env": {
+      "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json",
+      "PATH": "[SLAVE_BUILD]/src/third_party/android_tools/sdk/platform-tools:[SLAVE_BUILD]/src/build/android:%(PATH)s"
+    },
     "name": "create adb symlink"
   },
   {
@@ -482,6 +486,10 @@
       "--blacklist-file",
       "[SLAVE_BUILD]/src/out/bad_devices.json"
     ],
+    "env": {
+      "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json",
+      "PATH": "[SLAVE_BUILD]/src/third_party/android_tools/sdk/platform-tools:[SLAVE_BUILD]/src/build/android:%(PATH)s"
+    },
     "name": "spawn_device_monitor"
   },
   {
@@ -497,6 +505,10 @@
       "--additional-apk",
       "[SLAVE_BUILD]/src/out/Debug/apks/SystemWebView.apk"
     ],
+    "env": {
+      "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json",
+      "PATH": "[SLAVE_BUILD]/src/third_party/android_tools/sdk/platform-tools:[SLAVE_BUILD]/src/build/android:%(PATH)s"
+    },
     "name": "Instrumentation test SystemWebViewShellLayoutTest",
     "~followup_annotations": [
       "step returned non-zero exit code: 1",
@@ -524,6 +536,10 @@
       "--chrome-revision",
       "refs/heads/master@{#170242}"
     ],
+    "env": {
+      "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json",
+      "PATH": "[SLAVE_BUILD]/src/third_party/android_tools/sdk/platform-tools:[SLAVE_BUILD]/src/build/android:%(PATH)s"
+    },
     "name": "Upload to test-results [SystemWebViewShellLayoutTest]"
   },
   {
@@ -536,6 +552,10 @@
       "--pid-file-path",
       "/tmp/device_monitor.pid"
     ],
+    "env": {
+      "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json",
+      "PATH": "[SLAVE_BUILD]/src/third_party/android_tools/sdk/platform-tools:[SLAVE_BUILD]/src/build/android:%(PATH)s"
+    },
     "name": "shutdown_device_monitor"
   },
   {
@@ -547,6 +567,10 @@
       "[SLAVE_BUILD]/src/out/Debug/full_log",
       "[SLAVE_BUILD]/src/out/logcat"
     ],
+    "env": {
+      "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json",
+      "PATH": "[SLAVE_BUILD]/src/third_party/android_tools/sdk/platform-tools:[SLAVE_BUILD]/src/build/android:%(PATH)s"
+    },
     "name": "logcat_dump"
   },
   {
@@ -565,6 +589,10 @@
       "[SLAVE_BUILD]/src/out/Debug/full_log",
       "gs://chromium-android/logcat_dumps/Android Webview L (dbg)/571"
     ],
+    "env": {
+      "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json",
+      "PATH": "[SLAVE_BUILD]/src/third_party/android_tools/sdk/platform-tools:[SLAVE_BUILD]/src/build/android:%(PATH)s"
+    },
     "name": "gsutil upload",
     "~followup_annotations": [
       "@@@STEP_LINK@logcat dump@https://storage.cloud.google.com/chromium-android/logcat_dumps/Android Webview L (dbg)/571@@@"
@@ -606,6 +634,10 @@
       "\nimport glob, os, sys\nfor report in glob.glob(sys.argv[1]):\n  with open(report, 'r') as f:\n    for l in f.readlines():\n      print l\n  os.remove(report)\n",
       "[SLAVE_BUILD]/src/out/Debug/test_logs/*.log"
     ],
+    "env": {
+      "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json",
+      "PATH": "[SLAVE_BUILD]/src/third_party/android_tools/sdk/platform-tools:[SLAVE_BUILD]/src/build/android:%(PATH)s"
+    },
     "name": "test_report",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@python.inline@@@@",