Merge "Prevent apps from spamming addAccountExplicitly. See comment here for the discussion on solution https://b.corp.google.com/issues/169762606#comment14" into pi-dev am: a0226b4d47 am: b65ac540d2

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15405290

Change-Id: Ib461e405d5bd65840fb4f1e962cdd5d1061a882f

core/java/android/accounts/Account.java

@@ -30,6 +30,7 @@ import android.util.Log;
 
 import com.android.internal.annotations.GuardedBy;
 
+import java.util.Objects;
 import java.util.Set;
 
 /**
@@ -85,6 +86,12 @@ public class Account implements Parcelable {
         if (TextUtils.isEmpty(type)) {
             throw new IllegalArgumentException("the type must not be empty: " + type);
         }
+        if (name.length() > 200) {
+            throw new IllegalArgumentException("account name is longer than 200 characters");
+        }
+        if (type.length() > 200) {
+            throw new IllegalArgumentException("account type is longer than 200 characters");
+        }
         this.name = name;
         this.type = type;
         this.accessId = accessId;