Remove redundant code from Android context menu native.

base/android/callback_android.cc

Index: base/android/callback_android.cc
diff --git a/base/android/callback_android.cc b/base/android/callback_android.cc
index 2326d85524b72dc32a11cc518df58455530a5d90..a97deab6d66653f2d5c1075c31785a9cba1b2c97 100644
--- a/base/android/callback_android.cc
+++ b/base/android/callback_android.cc
@@ -4,6 +4,8 @@
 
 #include "base/android/callback_android.h"
 
+#include "base/android/jni_array.h"
+#include "base/android/scoped_java_ref.h"
 #include "jni/Callback_jni.h"
 
 namespace base {
@@ -25,5 +27,13 @@ void RunCallbackAndroid(const JavaRef<jobject>& callback, int arg) {
                                       callback, arg);
 }
 
+void RunCallbackAndroid(const JavaRef<jobject>& callback,
+                        const std::vector<uint8_t>& arg) {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  base::android::ScopedJavaLocalRef<jbyteArray> j_bytes =
+      base::android::ToJavaByteArray(env, arg);
+  Java_Callback_onResultFromNativeV_AB(env, callback, j_bytes);
+}
+
 }  // namespace android
 }  // namespace base