Change AccountManagerHelper initialization

components/signin/core/browser/android/javatests/src/org/chromium/components/signin/test/util/FakeAccountManagerDelegate.java

Index: components/signin/core/browser/android/javatests/src/org/chromium/components/signin/test/util/FakeAccountManagerDelegate.java
diff --git a/components/signin/core/browser/android/javatests/src/org/chromium/components/signin/test/util/FakeAccountManagerDelegate.java b/components/signin/core/browser/android/javatests/src/org/chromium/components/signin/test/util/FakeAccountManagerDelegate.java
index 331328a6b212930b193ed42c0a13de202cc72e31..fccac9d2342173a55473e46237300c68d92eaa4a 100644
--- a/components/signin/core/browser/android/javatests/src/org/chromium/components/signin/test/util/FakeAccountManagerDelegate.java
+++ b/components/signin/core/browser/android/javatests/src/org/chromium/components/signin/test/util/FakeAccountManagerDelegate.java
@@ -39,12 +39,15 @@ import java.util.UUID;
 public class FakeAccountManagerDelegate implements AccountManagerDelegate {
     private static final String TAG = "FakeAccountManager";
 
-    private final Context mContext;
     private final Set<AccountHolder> mAccounts = new HashSet<>();
 
     @VisibleForTesting
     public FakeAccountManagerDelegate(Context context, Account... accounts) {
-        mContext = context;
+        this(accounts);
+    }
+
+    @VisibleForTesting
+    public FakeAccountManagerDelegate(Account... accounts) {
         if (accounts != null) {
             for (Account account : accounts) {
                 mAccounts.add(AccountHolder.builder(account).alwaysAccept(true).build());