Merge "docs: Delete duplicate word." into qt-dev am: 54a4bdccc4 am: 9480139340

Change-Id: I1027bb9b9a2dd830cbdf99f03369e08a464a3279
diff --git a/core/java/android/os/FileObserver.java b/core/java/android/os/FileObserver.java
index 4d9ebc2..5b715c0 100644
--- a/core/java/android/os/FileObserver.java
+++ b/core/java/android/os/FileObserver.java
@@ -32,7 +32,7 @@
 
 /**
  * Monitors files (using <a href="http://en.wikipedia.org/wiki/Inotify">inotify</a>)
- * to fire an event after files are accessed or changed by by any process on
+ * to fire an event after files are accessed or changed by any process on
  * the device (including this one).  FileObserver is an abstract class;
  * subclasses must implement the event handler {@link #onEvent(int, String)}.
  *