Adding JNIAdditionalImport annotation.

base/android/jni_generator/jni_generator_tests.py

Index: base/android/jni_generator/jni_generator_tests.py
diff --git a/base/android/jni_generator/jni_generator_tests.py b/base/android/jni_generator/jni_generator_tests.py
index 9e586f9372fa21ad2f9df43c33d5bd3ad1def056..319ff4f5c08b25c3c74488848a02a0a09c7f09b2 100755
--- a/base/android/jni_generator/jni_generator_tests.py
+++ b/base/android/jni_generator/jni_generator_tests.py
@@ -1033,6 +1033,21 @@ class Foo {
     # Ensure it's fine with the import.
     generate('import java.lang.Runnable;')
 
+  def testJNIAdditionalImport(self):
+    test_data = """
+    package org.chromium.foo;
+
+    @JNIAdditionalImport(Bar.class)
+

[bulach, 2014/05/19 11:54:59]

nit: just for documentation, could do with the class declaration, and also a
"native" method:

public class Foo {
@CalledByNative
private static void calledByNative(Bar.Callback callback) {
}
....
....
private static native void nativeDoSomething(Bar.Callback callback)
}

[qsr, 2014/05/19 12:07:47]

Done.

+    @CalledByNative
+    private static void calledByNative(Bar.Callback callback) {
+    }
+    """
+    jni_from_java = jni_generator.JNIFromJavaSource(test_data,
+                                                    'org/chromium/foo/Foo',
+                                                    TestOptions())
+    self.assertGoldenTextEquals(jni_from_java.GetContent())
+
 
 if __name__ == '__main__':
   unittest.main()