Add icon for package installer

(this icon is shown when e.g. Google Drive shows the package installer
as a "share" target.)

Test: Looked at icon in settings
Change-Id: I856832b4eb5b417c0a2e6bc7cab699011cf46075
diff --git a/packages/PackageInstaller/AndroidManifest.xml b/packages/PackageInstaller/AndroidManifest.xml
index f4b9cef..513c862 100644
--- a/packages/PackageInstaller/AndroidManifest.xml
+++ b/packages/PackageInstaller/AndroidManifest.xml
@@ -17,6 +17,7 @@
 
     <application android:name=".PackageInstallerApplication"
             android:label="@string/app_name"
+            android:icon="@drawable/ic_app_icon"
             android:allowBackup="false"
             android:theme="@style/DialogWhenLarge"
             android:supportsRtl="true"
diff --git a/packages/PackageInstaller/res/drawable/app_icon_foreground.xml b/packages/PackageInstaller/res/drawable/app_icon_foreground.xml
new file mode 100644
index 0000000..b1f40c1
--- /dev/null
+++ b/packages/PackageInstaller/res/drawable/app_icon_foreground.xml
@@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright (C) 2018 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.
+  -->
+<inset
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:insetTop="12dp"
+    android:insetRight="12dp"
+    android:insetBottom="12dp"
+    android:insetLeft="12dp">
+
+    <vector
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportWidth="24"
+        android:viewportHeight="24">
+
+        <path
+            android:fillColor="#FFFFFF"
+            android:pathData="M19 9h-4V3H9v6H5l7 7 7-7zM5 18v2h14v-2H5z" />
+        <path
+            android:pathData="M0 0h24v24H0z" />
+    </vector>
+</inset>
diff --git a/packages/PackageInstaller/res/drawable/ic_app_icon.xml b/packages/PackageInstaller/res/drawable/ic_app_icon.xml
new file mode 100644
index 0000000..82c18e0
--- /dev/null
+++ b/packages/PackageInstaller/res/drawable/ic_app_icon.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright (C) 2018 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.
+  -->
+
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@*android:color/accent_device_default_light"/>
+    <foreground android:drawable="@drawable/app_icon_foreground"/>
+</adaptive-icon>
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