Add missing bullet points in javadoc of InputMethodManager.java

Change-Id: I2e9c04569b52705972d5a67b17d48405315dd3d3

Author: Ken Wakasa

core/java/android/view/inputmethod/InputMethodManager.java

@@ -62,6 +62,9 @@
  * <p>Topics covered here:
  * <ol>
  * <li><a href="#ArchitectureOverview">Architecture Overview</a>
+ * <li><a href="#Applications">Applications</a>
+ * <li><a href="#InputMethods">Input Methods</a>
+ * <li><a href="#Security">Security</a>
  * </ol>
  * 
  * <a name="ArchitectureOverview"></a>