Update minimum space for migration to 50MB

chrome/browser/chromeos/arc/arc_migration_constants.h

Index: chrome/browser/chromeos/arc/arc_migration_constants.h
diff --git a/chrome/browser/chromeos/arc/arc_migration_constants.h b/chrome/browser/chromeos/arc/arc_migration_constants.h
index 95b02305c75732694e39fdfeca75669e399edfd1..b397bf63553e734905b8ce78213e9e835d2800e4 100644
--- a/chrome/browser/chromeos/arc/arc_migration_constants.h
+++ b/chrome/browser/chromeos/arc/arc_migration_constants.h
@@ -10,8 +10,8 @@ namespace arc {
 // The minimum battery level to start the migration.
 constexpr double kMigrationMinimumBatteryPercent = 30;
 
-// The minimum size of available space to start the migration. (10MB)
-constexpr int64_t kMigrationMinimumAvailableStorage = 10LL * 1024 * 1024;
+// The minimum size of available space to start the migration. (50MB)
+constexpr int64_t kMigrationMinimumAvailableStorage = 50LL * 1024 * 1024;
 
 }  // namespace arc