add google class for body

Change-Id: Ie809df1d207ec08ae232f4ae194959eac69ec5fb
diff --git a/tools/droiddoc/templates-sdk/docpage.cs b/tools/droiddoc/templates-sdk/docpage.cs
index 3feb00f..053738b 100644
--- a/tools/droiddoc/templates-sdk/docpage.cs
+++ b/tools/droiddoc/templates-sdk/docpage.cs
@@ -2,7 +2,7 @@
 <?cs include:"macros.cs" ?>
 <html>
 <?cs include:"head_tag.cs" ?>
-<body class="gc-documentation
+<body class="gc-documentation <?cs if:(google || reference.gms || reference.gcm) ?>google<?cs /if ?>
   <?cs if:(guide||develop||training||reference||tools||sdk) ?>develop<?cs if:guide ?> guide<?cs /if ?><?cs
   elif:about ?>about<?cs
   elif:design ?>design<?cs