[perf] Remove old tryserver.chromium.perf bots from mb_config.pyl.

Change-Id: Iefcc1aeee3ce71147d2d5fe8255ca61707feb12b
Reviewed-on: https://chromium-review.googlesource.com/994710Reviewed-by: John Budorick <jbudorick@chromium.org>
Commit-Queue: David Tu <dtu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#548212}

tools/mb/mb_config.pyl

@@ -681,45 +681,11 @@
     'tryserver.chromium.perf': {
       'Android Compile Perf': 'official_goma_minimal_symbols_android',
       'Android arm64 Compile Perf': 'official_goma_minimal_symbols_android_arm64',
-      'android_arm64_perf_bisect_builder': 'official_goma_minimal_symbols_android_arm64',
-      'android_fyi_perf_bisect': 'official_goma_minimal_symbols_android',
-      'android_nexus5X_perf_bisect': 'official_goma_minimal_symbols_android',
-      'android_nexus5_perf_bisect': 'official_goma_minimal_symbols_android',
-      'android_nexus6_perf_bisect': 'official_goma_minimal_symbols_android',
-      'android_nexus7_perf_bisect': 'official_goma_minimal_symbols_android',
-      'android_nexus9_perf_bisect': 'official_goma_minimal_symbols_android_arm64',
-      'android_one_perf_bisect': 'official_goma_minimal_symbols_android',
-      'android_perf_bisect_builder': 'official_goma_minimal_symbols_android',
-      'android_s5_perf_bisect': 'official_goma_minimal_symbols_android',
-      'android_webview_arm64_aosp_perf_bisect': 'official_goma_minimal_symbols_android',
       'Linux Builder Perf': 'official_goma_perf',
-      'linux_fyi_perf_bisect': 'official_goma',
-      'linux_perf_bisect': 'official_goma',
-      'linux_perf_bisect_builder': 'official_goma',
-      'linux_perf_cq': 'official_goma',
       'Mac Builder Perf': 'official_goma',
-      'mac_10_10_perf_bisect': 'official_goma',
-      'mac_10_11_perf_bisect': 'official_goma',
-      'mac_fyi_perf_bisect': 'official_goma',
-      'mac_hdd_perf_bisect': 'official_goma',
-      'mac_perf_bisect_builder': 'official_goma',
-      'mac_retina_perf_bisect': 'official_goma',
-      'mac_retina_perf_cq': 'official_goma',
       'obbs_fyi': 'official_goma_perf',
       'Win Builder Perf': 'official_goma_x86',
       'Win x64 Builder Perf': 'official_goma',
-      'win_8_perf_bisect': 'official_goma_x86',
-      'win_fyi_perf_bisect': 'official_goma_x86',
-      'win_perf_bisect': 'official_goma_x86',
-      'win_perf_bisect_builder': 'official_goma_x86',
-      'win_x64_perf_bisect': 'official_goma',
-      'winx64_10_perf_bisect': 'official_goma',
-      'winx64_10_perf_cq': 'official_goma',
-      'winx64_bisect_builder': 'official_goma',
-      'winx64_zen_perf_bisect': 'official_goma',
-      'winx64ati_perf_bisect': 'official_goma',
-      'winx64intel_perf_bisect': 'official_goma',
-      'winx64nvidia_perf_bisect': 'official_goma',
     },
 
     'tryserver.chromium.win': {