Remove delphick from background_fetch watch list

Also replaces some tabs in file with spaces.

R=peter

Change-Id: I9bad8a3094c03736df6cbf51ee4a12ee95d2106c
Reviewed-on: https://chromium-review.googlesource.com/1029957
Commit-Queue: Dan Elphick <delphick@chromium.org>
Commit-Queue: Peter Beverloo <peter@chromium.org>
Reviewed-by: Peter Beverloo <peter@chromium.org>
Cr-Commit-Position: refs/heads/master@{#553970}

WATCHLISTS

@@ -1720,10 +1720,9 @@
                  'anthonyvd+autofillwatch@chromium.org',
                  'tmartino+autofillwatch@chromium.org',
                  'ftirelo+autofillwatch@chromium.org'],
-    'background_fetch': ['delphick+watch@chromium.org',
-                         'peter@chromium.org',
+    'background_fetch': ['peter@chromium.org',
                          'rayankans+watch@chromium.org',
-			 'nator@chromium.org'],
+                         'nator@chromium.org'],
     'background_sync': ['chasej+watch@chromium.org',
                         'iclelland+watch@chromium.org',
                         'peter@chromium.org'],
@@ -2053,7 +2052,7 @@
                   'extensions-reviews@chromium.org'],
     'feature_policy': ['loonybear@chromium.org',
                        'iclelland+watch@chromium.org',
-		       'jmedley@chromium.org'],
+                       'jmedley@chromium.org'],
     'fileapi': ['kinuko+fileapi@chromium.org',
                 'nhiroki@chromium.org',
                 'tzik@chromium.org'],