Add content description to compact editor overlay

Bug 21032304

Change-Id: Ib7364d20606a82cb037e9df06afb6b2dd802967a
diff --git a/res/layout/compact_photo_editor_view.xml b/res/layout/compact_photo_editor_view.xml
index 33449a8..9806f64 100644
--- a/res/layout/compact_photo_editor_view.xml
+++ b/res/layout/compact_photo_editor_view.xml
@@ -49,6 +49,7 @@
             android:id="@+id/photo_touch_intercept_overlay"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
-            android:background="@drawable/item_background_material_dark" />
+            android:background="@drawable/item_background_material_dark"
+            android:contentDescription="@string/compact_editor_change_photo_content_description" />
 
 </com.android.contacts.editor.CompactPhotoEditorView>
\ No newline at end of file
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 1fc144a..55e182d 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -761,4 +761,7 @@
 
     <!-- Button to expand the compact contact editor to show all available input fields. [CHAR LIMIT=60] -->
     <string name="compact_editor_more_fields">More Fields</string>
+
+    <!-- Content description for the compact contact editor photo overlay which, when clicked, shows a dialog with the options for changing the contact photo. [CHAR LIMIT=30] -->
+    <string name="compact_editor_change_photo_content_description">Change photo</string>
 </resources>