Add new tests to presubmit, fix errors

perf/go/ingest/main.go

 package main
 
 // ingest is the command line tool for pulling performance data from Google
 // Storage and putting in Tiles. See the code in go/ingester for details on how
 // ingestion is done.
 
 import (
         "encoding/json"
         "flag"
         "net/http"
@@ skipping 144 matching lines @@
                 // Add back service account access here when it's fixed.
         }
 
         ingester.Init(client)
         ts := NewTimestamps(*timestampFile)
         ts.Read()
         glog.Infof("Timestamps: %#v\n", ts.Ingester)
 
         git, err := gitinfo.NewGitInfo(*gitRepoDir, true, false)
         if err != nil {
-                glog.Fatal("Failed loading Git info: %s\n", err)
+                glog.Fatalf("Failed loading Git info: %s\n", err)
         }
 
         // ingesters is a list of all the types of ingestion we can do.
         ingesters := map[string]Process{
                 "nano":        NewIngestionProcess(ts, "ingest", git, *tileDir, config.DATASET_NANO, ingester.NanoBenchIngestion, "nano-json-v1", *runEvery, "nano-ingest"),
                 "nano-trybot": NewIngestionProcess(ts, "trybot", git, *tileDir, config.DATASET_NANO, trybot.TrybotIngestion, "trybot/nano-json-v1", *runTrybotEvery, "nano-trybot"),
                 "golden":      NewIngestionProcess(ts, "golden", git, *tileDir, config.DATASET_GOLDEN, goldingester.GoldenIngester, "dm-json-v1", *runEvery, "golden-ingest"),
         }
 
         for _, name := range strings.Split(*run, ",") {
                 glog.Infof("Process name: %s", name)
                 if process, ok := ingesters[name]; ok {
                         go process()
                 } else {
                         glog.Fatalf("Not a valid ingester name: %s", name)
                 }
         }
 
         select {}
 }