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

res/animator/fab_anim.xml

@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+    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.
+-->
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item
+        android:state_enabled="true"
+        android:state_pressed="true">
+        <objectAnimator
+            android:duration="@android:integer/config_shortAnimTime"
+            android:propertyName="translationZ"
+            android:valueTo="@dimen/fab_elevation_pressed"
+            android:valueType="floatType" />
+    </item>
+
+    <item>
+        <objectAnimator
+            android:duration="@android:integer/config_shortAnimTime"
+            android:propertyName="translationZ"
+            android:valueTo="@dimen/fab_elevation"
+            android:valueType="floatType" />
+    </item>
+
+</selector>

res/color/tab_text_color.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+    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.
+-->
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item
+        android:color="@android:color/white"
+        android:state_selected="true"/>
+    <item
+        android:color="@color/translucent_white" />
+</selector>