Revert "chromium.fyi: convert ios/unified_builder_tester builders to remote_run"

masters/master.chromium.fyi/master.cfg

Index: masters/master.chromium.fyi/master.cfg
diff --git a/masters/master.chromium.fyi/master.cfg b/masters/master.chromium.fyi/master.cfg
index 094cfb4b765be3bcd8f63a2799dd4dccfd52ae23..7c105a8faacaa18ddb043904e5f9a8bce8e2da14 100644
--- a/masters/master.chromium.fyi/master.cfg
+++ b/masters/master.chromium.fyi/master.cfg
@@ -797,7 +797,9 @@ b_clang_tot_mac_asan_tester = {
 
 b_clang_tot_ios = {
   'name': 'ClangToTiOS',
-  'factory': m_remote_run('ios/unified_builder_tester'),
+  'factory': annotator_factory.AnnotatorFactory().BaseFactory(
+    'ios/unified_builder_tester'
+  ),
   'category': 'clang tot',
   'auto_reboot': True,
 }
@@ -1217,14 +1219,18 @@ b_chromium_libfuzzer_upload_mac_asan = {
 
 b_earlgrey_ios = {
   'name': 'EarlGreyiOS',
-  'factory': m_remote_run('ios/unified_builder_tester'),
+  'factory': annotator_factory.AnnotatorFactory().BaseFactory(
+    'ios/unified_builder_tester'
+  ),
   'category': 'earlgrey',
   'auto_reboot': True,
 }
 
 b_gomacanary_ios = {
   'name': 'GomaCanaryiOS',
-  'factory': m_remote_run('ios/unified_builder_tester'),
+  'factory': annotator_factory.AnnotatorFactory().BaseFactory(
+    'ios/unified_builder_tester'
+  ),
   'category': 'goma',
   'auto_reboot': True,
 }