Revert of jni_generator: Make all object-returning natives return ScopedJavaLocalRef.

android_webview/native/aw_contents_statics.cc

Index: android_webview/native/aw_contents_statics.cc
diff --git a/android_webview/native/aw_contents_statics.cc b/android_webview/native/aw_contents_statics.cc
index 11e39b534c225545c2250e463b12b2e3df6f5fa4..f930e3d1686d30547fb373b9ab866e77091107b5 100644
--- a/android_webview/native/aw_contents_statics.cc
+++ b/android_webview/native/aw_contents_statics.cc
@@ -77,9 +77,9 @@
 }
 
 // static
-ScopedJavaLocalRef<jstring> GetUnreachableWebDataUrl(JNIEnv* env, jclass) {
+jstring GetUnreachableWebDataUrl(JNIEnv* env, jclass) {
   return base::android::ConvertUTF8ToJavaString(
-      env, content::kUnreachableWebDataURL);
+             env, content::kUnreachableWebDataURL).Release();
 }
 
 // static
@@ -93,8 +93,8 @@
 }
 
 // static
-ScopedJavaLocalRef<jstring> GetProductVersion(JNIEnv* env, jclass) {
-  return base::android::ConvertUTF8ToJavaString(env, PRODUCT_VERSION);
+jstring GetProductVersion(JNIEnv* env, jclass) {
+  return base::android::ConvertUTF8ToJavaString(env, PRODUCT_VERSION).Release();
 }
 
 bool RegisterAwContentsStatics(JNIEnv* env) {