Remove redundant code from Android context menu native.

base/android/callback_android.h

Index: base/android/callback_android.h
diff --git a/base/android/callback_android.h b/base/android/callback_android.h
index f118827ccde19267a2882824a205688276729300..5cefe0f7319d1f42ae3aa70019efc8dd67125cc2 100644
--- a/base/android/callback_android.h
+++ b/base/android/callback_android.h
@@ -6,24 +6,27 @@
 #define BASE_ANDROID_CALLBACK_ANDROID_H_
 
 #include <jni.h>
+#include <vector>
 
 #include "base/android/scoped_java_ref.h"
 #include "base/base_export.h"
 
+// Provides helper utility methods that run the given callback with the
+// specified argument.
 namespace base {
 namespace android {
 
-// Runs the given |callback| with the specified |arg|.
 void BASE_EXPORT RunCallbackAndroid(const JavaRef<jobject>& callback,
                                     const JavaRef<jobject>& arg);
 
-// Runs the given |callback| with the specified |arg|.
 void BASE_EXPORT RunCallbackAndroid(const JavaRef<jobject>& callback,
                                     bool arg);
 
-// Runs the given |callback| with the specified |arg|.
 void BASE_EXPORT RunCallbackAndroid(const JavaRef<jobject>& callback, int arg);
 
+void BASE_EXPORT RunCallbackAndroid(const JavaRef<jobject>& callback,
+                                    const std::vector<uint8_t>& arg);
+
 }  // namespace android
 }  // namespace base