Use swarming in capture_skps and capture_skps_from_pdfs CT tasks

ct/go/util/constants.go

 package util
 
 import (
         "fmt"
         "path/filepath"
         "time"
 )
 
 const (
         NUM_WORKERS_PROD      int = 100
@@ skipping 174 matching lines @@
 
         WEBHOOK_SALT_MSG = `For prod, set this file to the value of GCE metadata key webhook_request_salt or call webhook.MustInitRequestSaltFromMetadata() if running in GCE. For testing, run 'echo -n "notverysecret" | base64 -w 0 > /b/storage/webhook_salt.data' or call frontend.InitForTesting().`
 
         // Swarming constants.
         SWARMING_DIR_NAME = "swarming"
         SWARMING_POOL     = "CT"
         // Timeouts.
         BATCHARCHIVE_TIMEOUT = 10 * time.Minute
         XVFB_TIMEOUT         = 5 * time.Minute
         // Isolate files.
-        CREATE_PAGESETS_ISOLATE  = "create_pagesets.isolate"
-        CAPTURE_ARCHIVES_ISOLATE = "capture_archives.isolate"
+        CREATE_PAGESETS_ISOLATE        = "create_pagesets.isolate"
+        CAPTURE_ARCHIVES_ISOLATE       = "capture_archives.isolate"
+        CAPTURE_SKPS_ISOLATE           = "capture_skps.isolate"
+        CAPTURE_SKPS_FROM_PDFS_ISOLATE = "capture_skps_from_pdfs.isolate"
 )
 
 type PagesetTypeInfo struct {
         NumPages                   int
         CSVSource                  string
         UserAgent                  string
         CaptureArchivesTimeoutSecs int
         CreatePagesetsTimeoutSecs  int
         CaptureSKPsTimeoutSecs     int
         RunChromiumPerfTimeoutSecs int
@@ skipping 128 matching lines @@
 
         SupportedPageSetsToDesc = map[string]string{
                 PLATFORM_LINUX:   "Linux (100 Ubuntu12.04 machines)",
                 PLATFORM_ANDROID: "Android (100 N5 devices)",
         }
 )
 
 func NumWorkers() int {
         return len(Slaves)
 }