Revert "Remove abandoned implementation."

Revert submission 3242160-remove-messaging-package

Reason for revert: Droidmonitor created revert due to b/364617310, b/364626927, b/364617560

Reverted changes: /q/submissionid:3241481-remove-messaging-package

This reverts commit 93b5e63726.

Change-Id: I182cbf1758988d9a4950d39354266a5fb3aaabce

tests/src/com/android/messaging/util/FakeBugleGservices.java

@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2015 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.messaging.util;
+
+/**
+ * Fake implementation which just returns the default values.
+ */
+public class FakeBugleGservices extends BugleGservices {
+    public FakeBugleGservices() {
+    }
+
+    @Override
+    public void registerForChanges(final Runnable r) {
+    }
+
+    @Override
+    public long getLong(final String key, final long defaultValue) {
+        return defaultValue;
+    }
+
+    @Override
+    public int getInt(final String key, final int defaultValue) {
+        return defaultValue;
+    }
+
+    @Override
+    public boolean getBoolean(final String key, final boolean defaultValue) {
+        return defaultValue;
+    }
+
+    @Override
+    public String getString(final String key, final String defaultValue) {
+        return defaultValue;
+    }
+
+    @Override
+    public float getFloat(String key, float defaultValue) {
+        return defaultValue;
+    }
+
+}