misc doc bug fixes

Change-Id: I68963d79422e5cedb1726e91e9639860b13a2471

Author: scottamain

docs/html/guide/topics/ui/controls/checkbox.jd

@@ -65,7 +65,7 @@ click event for both checkboxes:</p>
 <pre>
 public void onCheckboxClicked(View view) {
     // Is the view now checked?
-    boolean checked = (CheckBox) view).isChecked();
+    boolean checked = ((CheckBox) view).isChecked();
 
     // Check which checkbox was clicked
     switch(view.getId()) {

docs/html/tools/adk/adk.jd

@@ -41,7 +41,7 @@ page.title=Accessory Development Kit 2011 Guide
 
       <h2>Download</h2>
       <ol>
-        <li><a href="https://dl-ssl.google.com/android/adk/adk_release_0512.zip">ADK package</a></li>
+        <li><a href="https://dl-ssl.google.com/android/adk/adk_release_20120606.zip">ADK package</a></li>
       </ol>
 
       <h2>See also</h2>

test-runner/src/android/test/ProviderTestCase2.java

@@ -64,7 +64,7 @@
  *     {@link #ProviderTestCase2(Class, String)} as  its first operation.
  * </p>
  * For more information on content provider testing, please see
- * <a href="{@docRoot}guide/topics/testing/provider_testing.html">Content Provider Testing</a>.
+ * <a href="{@docRoot}tools/testing/contentprovider_testing.html">Content Provider Testing</a>.
  */
 public abstract class ProviderTestCase2<T extends ContentProvider> extends AndroidTestCase {