Fix docs build.

Change-Id: I26ffc3a30f11a4d8abae34a4859497679b288f3b
diff --git a/instrumentation/src/com/android/test/runner/MultiDexTestRunner.java b/instrumentation/src/com/android/test/runner/MultiDexTestRunner.java
index 510ad9f..f56b53f 100644
--- a/instrumentation/src/com/android/test/runner/MultiDexTestRunner.java
+++ b/instrumentation/src/com/android/test/runner/MultiDexTestRunner.java
@@ -21,7 +21,7 @@
 import android.test.InstrumentationTestRunner;
 
 /**
- * {@link InstrumentationTestRunner} for testing application needing multidex support.
+ * {@link android.test.InstrumentationTestRunner} for testing application needing multidex support.
  */
 public class MultiDexTestRunner extends InstrumentationTestRunner {