Disable 'gn check' in Android bots for now.

scripts/slave/recipes/chromium_gn.py

Index: scripts/slave/recipes/chromium_gn.py
diff --git a/scripts/slave/recipes/chromium_gn.py b/scripts/slave/recipes/chromium_gn.py
index b12c18f72b859bf67c8d2992c0b2250dad851d74..bbbe551890974454dedf982297d960ed559e9b45 100644
--- a/scripts/slave/recipes/chromium_gn.py
+++ b/scripts/slave/recipes/chromium_gn.py
@@ -39,6 +39,7 @@ BUILDERS = freeze({
           'TARGET_ARCH': 'arm',
         },
         'gclient_apply_config': ['android', 'blink'],
+        'should_run_gn_check': False,
       },
       'Android GN (dbg)': {
         'chromium_apply_config': ['gn_minimal_symbols'],
@@ -48,6 +49,7 @@ BUILDERS = freeze({
           'TARGET_ARCH': 'arm',
         },
         'gclient_apply_config': ['android', 'blink'],
+        'should_run_gn_check': False,
       },
       'Linux GN': {
         'chromium_config_kwargs': {
@@ -79,6 +81,7 @@ BUILDERS = freeze({
           'TARGET_ARCH': 'arm',
         },
         'gclient_apply_config': ['android', 'blink'],
+        'should_run_gn_check': False,
       },
       'linux_chromium_gn_rel': {
         'chromium_config_kwargs': {
@@ -110,6 +113,7 @@ BUILDERS = freeze({
           'TARGET_ARCH': 'arm',
         },
         'gclient_apply_config': ['android'],
+        'should_run_gn_check': False,
       },
       'Android GN (dbg)': {
         'chromium_apply_config': ['gn_minimal_symbols'],
@@ -119,6 +123,7 @@ BUILDERS = freeze({
           'TARGET_ARCH': 'arm',
         },
         'gclient_apply_config': ['android'],
+        'should_run_gn_check': False,
       },
       'Linux GN': {
         'chromium_config_kwargs': {
@@ -167,6 +172,7 @@ BUILDERS = freeze({
           'TARGET_ARCH': 'arm',
         },
         'gclient_apply_config': ['android'],
+        'should_run_gn_check': False,
       },
       'android_chromium_gn_compile_dbg': {
         'chromium_apply_config': ['gn_minimal_symbols'],
@@ -176,6 +182,7 @@ BUILDERS = freeze({
           'TARGET_ARCH': 'arm',
         },
         'gclient_apply_config': ['android'],
+        'should_run_gn_check': False,
       },
       'linux_chromium_gn_rel': {
         'chromium_config_kwargs': {