ignore leakcanary issue square#297; AOSP issue #188551

src/main/java/com/squareup/leakcanary/AndroidExcludedRefs.java

@@ -375,6 +375,21 @@ public enum AndroidExcludedRefs {
     }
   },
 
+  EDITTEXT_BLINK_MESSAGEQUEUE {
+    @Override void add(ExcludedRefs.Builder excluded) {
+      excluded.instanceField("android.widget.Editor$Blink", "this$0")
+          .reason("The EditText Blink of the Cursor is implemented using a callback and Messages,"
+              + " which trigger the display of the Cursor. If an AlertDialog or DialogFragment that"
+              + " contains a blinking cursor is detached a message is posted with a delay after the"
+              + " dialog has been closed and as a result leaks the Activity."
+              + " This can be fixed manually by calling setCursorEnabled(false) in the dismiss()"
+              + " method of the dialog."
+              + " Tracked here: https://code.google.com/p/android/issues/detail?id=188551"
+              + " Fixed in AOSP: https://android.googlesource.com/platform/frameworks/base/+"
+              + "/5b734f2430e9f26c769d6af8ea5645e390fcf5af%5E%21/");
+    }
+  },
+
   SERVICE_BINDER {
     @Override void add(ExcludedRefs.Builder excluded) {
       // We should ignore leaks where an android.os.Binder is the root of the leak.