ONEAPP-3998: Allow a chance to override code.

MVMCore/MVMCore/LoadHandling/MVMCoreLoadRequestOperation.m

@@ -371,10 +371,11 @@
         return;
     }
     
+#if TESTING
     if ([[MVMCoreObject sharedInstance].globalLoadDelegate respondsToSelector:@selector(modifyJSON:)]) {
         jsonDictionary = [[MVMCoreObject sharedInstance].globalLoadDelegate modifyJSON:jsonDictionary];
     }
-    
+#endif
     loadObject.responseJSON = jsonDictionary;
     
     // Store the new page data if we didn't load page data from the cache.

MVMCore/MVMCore/MainProtocols/MVMCoreGlobalLoadProtocol.h

@@ -16,7 +16,10 @@
 
 @optional
 
+#if TESTING
+/// Allows a chance to modify the json and provide local test json.
 - (nonnull NSDictionary *)modifyJSON:(nonnull NSDictionary *)json;
+#endif
 
 // Provides the desired error screen for the native error. Called on the main thread. If set, any native errors or NSURLErrorDomain errors will use a native screen.
 - (nullable UIViewController <MVMCoreViewControllerProtocol> *)getNativeScreenForRequestError:(nonnull MVMCoreErrorObject *)errorObject requestObject:(nonnull MVMCoreRequestParameters *)requestObject;
@@ -43,4 +46,6 @@
 /// Checks to see if the operation has content to show.
 - (BOOL)hasContentToShow:(nonnull MVMCoreLoadObject *)loadObject error:(nullable MVMCoreErrorObject *)error;
 
+- (nonnull NSDictionary *)getJSON:(nonnull NSDictionary *)json;
+
 @end