Disable DICE and MIRROR gaia mode

build/bromite_patches_list.txt

@@ -184,3 +184,4 @@ Site-setting-for-javascript-jit.patch
 Allow-change-keep-navigation-history.patch
 Fix-Note9-startup-crash.patch
 Add-site-settings-for-webgl.patch
+Disable-DICE-MIRROR-gaia-mode.patch

build/patches/Disable-DICE-MIRROR-gaia-mode.patch

@@ -0,0 +1,50 @@
+From: uazo <uazo@users.noreply.github.com>
+Date: Wed, 16 Feb 2022 13:54:36 +0000
+Subject: Disable DICE and MIRROR gaia mode
+
+prevents the error
+  Failed to find class org/chromium/chrome/browser/signin/SigninBridge
+---
+ chrome/browser/signin/account_consistency_mode_manager.cc | 7 +++----
+ components/signin/features.gni                            | 4 ++--
+ 2 files changed, 5 insertions(+), 6 deletions(-)
+
+diff --git a/chrome/browser/signin/account_consistency_mode_manager.cc b/chrome/browser/signin/account_consistency_mode_manager.cc
+--- a/chrome/browser/signin/account_consistency_mode_manager.cc
++++ b/chrome/browser/signin/account_consistency_mode_manager.cc
+@@ -31,9 +31,9 @@
+ #error "Dice and Mirror cannot be both enabled."
+ #endif
+ 
+-#if !BUILDFLAG(ENABLE_DICE_SUPPORT) && !BUILDFLAG(ENABLE_MIRROR)
+-#error "Either Dice or Mirror should be enabled."
+-#endif
++// #if !BUILDFLAG(ENABLE_DICE_SUPPORT) && !BUILDFLAG(ENABLE_MIRROR)
++// #error "Either Dice or Mirror should be enabled."
++// #endif
+ 
+ using signin::AccountConsistencyMethod;
+ 
+@@ -203,6 +203,5 @@ AccountConsistencyModeManager::ComputeAccountConsistencyMethod(
+   return AccountConsistencyMethod::kDice;
+ #endif
+ 
+-  NOTREACHED();
+   return AccountConsistencyMethod::kDisabled;
+ }
+diff --git a/components/signin/features.gni b/components/signin/features.gni
+--- a/components/signin/features.gni
++++ b/components/signin/features.gni
+@@ -5,7 +5,7 @@
+ import("//build/config/chromeos/ui_mode.gni")
+ 
+ # Dice is supported on the platform (but not necessarily enabled).
+-enable_dice_support = is_linux || is_mac || is_win || is_fuchsia
++enable_dice_support = false
+ 
+ # Mirror is enabled and other account consistency mechanisms are not available.
+-enable_mirror = is_android || is_chromeos_ash || is_chromeos_lacros || is_ios
++enable_mirror = false
+-- 
+2.20.1
+