sdk doc change for esr: updates for android 1.6 r2, tools r4, api levels.
Bug: 2160782
Change-Id: Ia576dc9b2312d89bbe194d94640c3cc79216067b
diff --git a/docs/html/guide/developing/tools/layoutopt.jd b/docs/html/guide/developing/tools/layoutopt.jd
index 72a110d..f7c3d77 100644
--- a/docs/html/guide/developing/tools/layoutopt.jd
+++ b/docs/html/guide/developing/tools/layoutopt.jd
@@ -45,7 +45,7 @@
11:17 This LinearLayout layout or its FrameLayout parent is useless</pre>
<p>The <code>layoutopt</code> tool is available in SDK Tools, Revision 3 or
-later. If you do not have SDK Tools 3 or later installed in your SDK, you can
+later. If you do not have SDK Tools r3 or later installed in your SDK, you can
download it from the Android SDK repository site using the Android SDK and AVD
Manager. For information, see <a
href="{@docRoot}sdk/adding-components.html">Adding SDK Components</a>.</p>