Add PbRemoveRepeatedFieldValue native (bug 6066, r=asherkin).

plugins/include/core.inc

@@ -223,6 +223,7 @@ public __ext_core_SetNTVOptional()
 	MarkNativeAsOptional("PbAddAngle");
 	MarkNativeAsOptional("PbAddVector");
 	MarkNativeAsOptional("PbAddVector2D");
+	MarkNativeAsOptional("PbRemoveRepeatedFieldValue");
 	MarkNativeAsOptional("PbReadMessage");
 	MarkNativeAsOptional("PbReadRepeatedMessage");
 	MarkNativeAsOptional("PbAddMessage");

plugins/include/protobuf.inc

@@ -325,6 +325,17 @@ native PbAddVector(Handle:pb, const String:field[], const Float:vec[3]);
  */
 native PbAddVector2D(Handle:pb, const String:field[], const Float:vec[2]);
 
+/**
+ * Removes a value by index from a protobuf message repeated field.
+ *
+ * @param pb			protobuf handle.
+ * @param field			Field name.
+ * @param index			Index into repeated field.
+ * @noreturn
+ * @error				Invalid or incorrect Handle, non-existent field, or incorrect field type.
+ */ 
+native PbRemoveRepeatedFieldValue(Handle:pb, const String:field[], index);
+
 /**
  * Retrieve a handle to an embedded protobuf message in a protobuf message.
  *