Add UI hook for distilling web pages for test shell.

components/dom_distiller/android/component_jni_registrar.h

Index: components/dom_distiller/android/component_jni_registrar.h
diff --git a/components/dom_distiller/android/component_jni_registrar.h b/components/dom_distiller/android/component_jni_registrar.h
new file mode 100644
index 0000000000000000000000000000000000000000..ace0035a570f5364357284215129a95026ff82d2
--- /dev/null
+++ b/components/dom_distiller/android/component_jni_registrar.h
@@ -0,0 +1,21 @@
+// 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.
+
+#ifndef COMPONENTS_DOM_DISTILLER_ANDROID_COMPONENT_JNI_REGISTRAR_H
+#define COMPONENTS_DOM_DISTILLER_ANDROID_COMPONENT_JNI_REGISTRAR_H
+
+#include <jni.h>
+
+namespace dom_distiller {
+
+namespace android {
+
+// Register all JNI bindings necessary for the dom_distiller component.
+bool RegisterDomDistiller(JNIEnv* env);
+
+}  // namespace android
+
+}  // namespace dom_distiller
+
+#endif  // COMPONENTS_DOM_DISTILLER_ANDROID_COMPONENT_JNI_REGISTRAR_H