android: Realign stack pointer on JNI entry.

base/android/jni_generator/testMultipleJNIAdditionalImport.golden

Index: base/android/jni_generator/testMultipleJNIAdditionalImport.golden
diff --git a/base/android/jni_generator/testMultipleJNIAdditionalImport.golden b/base/android/jni_generator/testMultipleJNIAdditionalImport.golden
index 629afa1f197480e7981b12ea01d12b2885dd4433..a59dfff7ca8efdeab6a64b5723ef8e1c67ffd622 100644
--- a/base/android/jni_generator/testMultipleJNIAdditionalImport.golden
+++ b/base/android/jni_generator/testMultipleJNIAdditionalImport.golden
@@ -32,8 +32,8 @@ static void DoSomething(JNIEnv* env, const base::android::JavaParamRef<jclass>&
     const base::android::JavaParamRef<jobject>& callback1,
     const base::android::JavaParamRef<jobject>& callback2);
 
-extern "C" __attribute__((visibility("default")))
-void Java_org_chromium_foo_Foo_nativeDoSomething(JNIEnv* env, jclass jcaller,
+JNI_GENERATOR_EXPORT void Java_org_chromium_foo_Foo_nativeDoSomething(JNIEnv*
+    env, jclass jcaller,
     jobject callback1,
     jobject callback2) {
   return DoSomething(env, base::android::JavaParamRef<jclass>(env, jcaller),