1 files changed, 24 insertions, 0 deletions
diff --git a/base/android/java/src/org/chromium/base/annotations/UsedByReflection.java b/base/android/java/src/org/chromium/base/annotations/UsedByReflection.java
new file mode 100644
index 0000000000..a2af704e0c
--- /dev/null
+++ b/base/android/java/src/org/chromium/base/annotations/UsedByReflection.java
@@ -0,0 +1,24 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.base.annotations;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Target;
+
+/**
+ * Annotation used for marking methods and fields that are called by reflection.
+ * Useful for keeping components that would otherwise be removed by Proguard.
+ * Use the value parameter to mention a file that calls this method.
+ *
+ * Note that adding this annotation to a method is not enough to guarantee that
+ * it is kept - either its class must be referenced elsewhere in the program, or
+ * the class must be annotated with this as well.
+ */
+@Target({
+        ElementType.METHOD, ElementType.FIELD, ElementType.TYPE,
+        ElementType.CONSTRUCTOR })
+public @interface UsedByReflection {
+    String value();
+}