chromium_tests: apply chromium.get_env() when running tests

scripts/slave/recipes/chromium.expected/full_chromium_perf_Win_7_Low_End_Perf__2_.json

Index: scripts/slave/recipes/chromium.expected/full_chromium_perf_Win_7_Low_End_Perf__2_.json
diff --git a/scripts/slave/recipes/chromium.expected/full_chromium_perf_Win_7_Low_End_Perf__2_.json b/scripts/slave/recipes/chromium.expected/full_chromium_perf_Win_7_Low_End_Perf__2_.json
index e8414ab4b7a6fbb1b0ab567e20a4f6b29911a68a..eab37f7b62cea3a95e44e7f4d1d837cab9919241 100644
--- a/scripts/slave/recipes/chromium.expected/full_chromium_perf_Win_7_Low_End_Perf__2_.json
+++ b/scripts/slave/recipes/chromium.expected/full_chromium_perf_Win_7_Low_End_Perf__2_.json
@@ -279,6 +279,9 @@
       "--num-shards",
       "2"
     ],
+    "env": {
+      "GOMA_SERVICE_ACCOUNT_JSON_FILE": "C:\\creds\\service_accounts\\service-account-goma-client.json"
+    },
     "name": "List Perf Tests",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@json.output@{@@@",
@@ -342,6 +345,9 @@
       "-v",
       "--b=2"
     ],
+    "env": {
+      "GOMA_SERVICE_ACCOUNT_JSON_FILE": "C:\\creds\\service_accounts\\service-account-goma-client.json"
+    },
     "name": "blink_perf.all.exact",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@json.output@[]@@@",
@@ -376,6 +382,9 @@
       "--upload-results",
       "blink_perf.dom"
     ],
+    "env": {
+      "GOMA_SERVICE_ACCOUNT_JSON_FILE": "C:\\creds\\service_accounts\\service-account-goma-client.json"
+    },
     "name": "blink_perf.dom",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@json.output@[]@@@",
@@ -408,6 +417,9 @@
       "--run-python-script",
       "/path/to/run_benchmark"
     ],
+    "env": {
+      "GOMA_SERVICE_ACCOUNT_JSON_FILE": "C:\\creds\\service_accounts\\service-account-goma-client.json"
+    },
     "name": "dromaeo.cssqueryjquery",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@json.output@[]@@@",
@@ -440,6 +452,9 @@
       "--run-python-script",
       "/path/to/run_benchmark"
     ],
+    "env": {
+      "GOMA_SERVICE_ACCOUNT_JSON_FILE": "C:\\creds\\service_accounts\\service-account-goma-client.json"
+    },
     "name": "dromaeo.cssqueryjquery.release",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@json.output@[]@@@",
@@ -454,6 +469,9 @@
       "--target",
       "Release"
     ],
+    "env": {
+      "GOMA_SERVICE_ACCOUNT_JSON_FILE": "C:\\creds\\service_accounts\\service-account-goma-client.json"
+    },
     "name": "process_dumps"
   },
   {