Add config_workspaceShrinkPercent for phone launcher configs.

Change-Id: I1a25cba72d13b337df87fb414335d9b80e4a6051
diff --git a/res/values/config.xml b/res/values/config.xml
index 1cc019b..de05a4b 100644
--- a/res/values/config.xml
+++ b/res/values/config.xml
@@ -66,4 +66,7 @@
          than the view itself (workspaceScreenBitmapCacheScale)  -->
     <integer name="config_workspaceScreenBitmapCacheScale">20</integer>
     <integer name="config_maxScaleForUsingWorkspaceScreenBitmapCache">50</integer>
+
+    <!-- When shrinking the workspace, this is the percentage of its original size. -->
+    <integer name="config_workspaceShrinkPercent">17</integer>
 </resources>