Change the name of UIRefresh-simulator to ios-uirefresh-simulator per naming convention.

Also delete UIRefrefresh-simulator.json.

Cq-Include-Trybots: luci.chromium.try:ios-simulator-full-configs;master.tryserver.chromium.mac:ios-simulator-cronet
Change-Id: I261230199df6da2669d0ac186571e19df67fa42b
Reviewed-on: https://chromium-review.googlesource.com/1107279
Commit-Queue: Lindsay Pasricha <lindsayw@chromium.org>
Reviewed-by: Justin Cohen <justincohen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#569712}

ios/build/bots/chromium.mac/UIRefresh-simulator.json → ios/build/bots/chromium.mac/ios-uirefresh-simulator.json

@@ -39,15 +39,15 @@
       "os": "11.2"
     },
     {
-      "include": "internal_earl_grey_tests.json",
+      "include": "screen_size_dependent_tests.json",
       "test args": [
         "--disable-features=UIRefreshPhase1"
       ],
-      "device type": "iPhone X",
+      "device type": "iPhone 6",
       "os": "11.2"
     },
     {
-      "include": "internal_earl_grey_tests.json",
+      "include": "screen_size_dependent_tests.json",
       "test args": [
         "--disable-features=UIRefreshPhase1"
       ],