Fix regulatory information dialog appearance

Bug 7081675

Replace RegulatoryInfoFragment with a custom preference so that the info
shows up properly in a dialog. DialogFragments do not appear
as dialogs when instantiated from preference XML files.

Change-Id: Icbdf73bd5b1d14f28a01d7b9cb0f37d90340eb46

src/com/android/settings/RegulatoryInfoPreference.java

@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings;
+
+import android.content.Context;
+import android.preference.DialogPreference;
+import android.util.AttributeSet;
+
+/**
+ * {@link DialogPreference} that displays regulatory information. "About phone"
+ * will show a "Regulatory information" preference if
+ * R.bool.config_show_regulatory_info is true.
+ */
+public class RegulatoryInfoPreference extends DialogPreference {
+
+    public RegulatoryInfoPreference(Context context, AttributeSet attrs) {
+        super(context, attrs, com.android.internal.R.attr.preferenceStyle);
+        setDialogLayoutResource(R.layout.regulatory_info);
+    }
+}