Fix errors for Win ASan bots.

tools-webrtc/mb/mb_config.pyl

Index: tools-webrtc/mb/mb_config.pyl
diff --git a/tools-webrtc/mb/mb_config.pyl b/tools-webrtc/mb/mb_config.pyl
index 782f8bf05454f6ebff719fbe1d1a33d5648c517f..c4eb0d2d0da1d820b86dc18ec4224dbe003558d4 100644
--- a/tools-webrtc/mb/mb_config.pyl
+++ b/tools-webrtc/mb/mb_config.pyl
@@ -174,7 +174,7 @@
       'win_clang_rel': 'win_clang_release_bot_x86',
       'win_x64_clang_dbg': 'win_clang_debug_bot_x64',
       'win_x64_clang_rel': 'win_clang_release_bot_x64',
-      'win_asan': 'win_syzyasan_release_bot_x86',
+      'win_asan': 'win_asan_clang_release_bot_x86',
       'win_baremetal': 'release_bot_x86',
       'win_x64_win8': 'debug_bot_x64',
       'win_x64_win10': 'debug_bot_x64',
@@ -264,6 +264,7 @@
     ],
     'win_asan_clang_release_bot_x86': [
       'gn', 'asan', 'clang',  'full_symbols', 'openh264_release_bot', 'x86',
+      'win_fastlink',
     ],
     'win_syzyasan_release_bot_x86': [
       'gn', 'syzyasan', 'minimal_symbols', 'openh264_release_bot', 'x86',
@@ -449,6 +450,10 @@
       'gn_args': 'is_ubsan_vptr=true',
     },
 
+    'win_fastlink': {
+      'gn_args': 'is_win_fastlink=true',
+    },
+
     'x64': {
       'gn_args': 'target_cpu="x64"',
     },