Use GoogleAuthUtil's getToken instead of AccountManager

sync/test/android/javatests/src/org/chromium/sync/test/util/MockGrantCredentialsPermissionActivity.java

Index: sync/test/android/javatests/src/org/chromium/sync/test/util/MockGrantCredentialsPermissionActivity.java
diff --git a/sync/test/android/javatests/src/org/chromium/sync/test/util/MockGrantCredentialsPermissionActivity.java b/sync/test/android/javatests/src/org/chromium/sync/test/util/MockGrantCredentialsPermissionActivity.java
index 79a2914a7b1216c5bc98d665caa37ad8bacce3e0..bbc4385c887d047ee499686a3b18d3572c184d8c 100644
--- a/sync/test/android/javatests/src/org/chromium/sync/test/util/MockGrantCredentialsPermissionActivity.java
+++ b/sync/test/android/javatests/src/org/chromium/sync/test/util/MockGrantCredentialsPermissionActivity.java
@@ -4,56 +4,10 @@
 
 package org.chromium.sync.test.util;
 
-import android.accounts.Account;
 import android.app.Activity;
-import android.content.Intent;
-import android.os.Bundle;
-import android.os.Handler;
-import android.os.Looper;
-import android.util.Log;
-import android.widget.TextView;
 
 /**
- * A dummy implementation of the Android {@link GrantCredentialsPermissionActivity} that is used
- * when displaying the Allow/Deny dialog when an application asks for an auth token
- * for a given auth token type and that app has never gotten the permission.
- *
- * Currently this activity just starts up, broadcasts an intent, and finishes.
- *
- * This class is used by {@link MockAccountManager}.
+ *  TODO(knn): Remove this after downstream references have been removed.
  */
 public class MockGrantCredentialsPermissionActivity extends Activity {
-
-    private static final String TAG = "MockGrantCredentialsPermissionActivity";
-
-    static final String ACCOUNT = "account";
-
-    static final String AUTH_TOKEN_TYPE = "authTokenType";
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        TextView textView = new TextView(this);
-        Account account = (Account) getIntent().getParcelableExtra(ACCOUNT);
-        String authTokenType = getIntent().getStringExtra(AUTH_TOKEN_TYPE);
-        String accountName = account == null ? null : account.name;
-        String message = "account = " + accountName + ", authTokenType = " + authTokenType;
-        textView.setText(message);
-        setContentView(textView);
-    }
-
-    @Override
-    protected void onResume() {
-        super.onResume();
-        // Send out the broadcast after the Activity has completely started up.
-        Handler handler = new Handler(Looper.getMainLooper());
-        handler.post(new Runnable() {
-            @Override
-            public void run() {
-                Log.d(TAG, "Broadcasting " + MockAccountManager.MUTEX_WAIT_ACTION);
-                sendBroadcast(new Intent(MockAccountManager.MUTEX_WAIT_ACTION));
-                finish();
-            }
-        });
-    }
 }