OLD - Flip two chromium.linux waterfall builders to GN.

tools/mb/mb_config.pyl

Index: tools/mb/mb_config.pyl
diff --git a/tools/mb/mb_config.pyl b/tools/mb/mb_config.pyl
index b660074a928245dd492e9047c0c3ff7bb38cefa0..939b1e2401587296abe7b49b61c9938277327515 100644
--- a/tools/mb/mb_config.pyl
+++ b/tools/mb/mb_config.pyl
@@ -38,10 +38,15 @@
     'gn_release_trybot': ['gn', 'release_trybot'],
     'gn_release_trybot_x86': ['gn', 'release_trybot', 'x86'],
     'gyp_debug_bot_no_symbols_x86': ['gyp', 'debug_bot', 'no_symbols', 'x86'],
-    'gyp_release_bot': ['gyp', 'release_bot'],
     'gyp_release_bot_arm': ['gyp', 'release_bot', 'arm'],
     'gyp_release_trybot': ['gyp', 'release_trybot'],
-    'swarming_gyp_debug_bot': ['swarming', 'gyp', 'debug_bot'],
+
+    # The swarming mixin has no effect on GN, so 'swarming_gn_debug_bot'
+    # is the same as 'gn_debug_bot', but we keep these configs listed for
+    # symmetry w/ the gyp configs.
+    'swarming_gn_debug_bot': ['swarming', 'gn', 'debug_bot'],
+    'swarming_gn_release_bot': ['swarming', 'gn', 'release_bot'],
+
     'swarming_gyp_debug_trybot': ['swarming', 'gyp', 'debug_trybot'],
     'swarming_gyp_debug_trybot_x86': ['swarming', 'gyp', 'debug_trybot', 'x86'],
     'swarming_gyp_release_bot': ['swarming', 'gyp', 'release_bot'],
@@ -229,12 +234,12 @@
       'Linux ChromiumOS GN (dbg)': 'chromeos_gn_debug_bot',
     },
     'chromium.linux': {
-      'Linux Builder': 'swarming_gyp_release_bot',
-      'Linux Tests': 'gyp_release_bot',
+      'Linux Builder': 'swarming_gn_release_bot',
+      'Linux Tests': 'swarming_gn_release_bot',
       'Linux Builder (dbg)(32)': 'gyp_debug_bot_no_symbols_x86',
       'Linux Tests (dbg)(1)(32)': 'gyp_debug_bot_no_symbols_x86',
-      'Linux Builder (dbg)': 'swarming_gyp_debug_bot',
-      'Linux Tests (dbg)(1)': 'swarming_gyp_debug_bot',
+      'Linux Builder (dbg)': 'swarming_gn_debug_bot',
+      'Linux Tests (dbg)(1)': 'swarming_gn_debug_bot',
       'Linux GN': 'gn_release_bot',
       'Linux GN Clobber': 'gn_release_bot',
       'Linux GN (dbg)': 'gn_debug_bot',