Modified FirebaseAppStoreURLCheckEnabled Key. (#554)

Author: ryanwilson

Firebase/Core/third_party/FIRAppEnvironmentUtil.m

@@ -36,9 +36,11 @@
 
 @implementation FIRAppEnvironmentUtil
 
-/// A key for the Info.plist to enable or disable checking if the App Store is running in a sandbox,
-/// which would be true while running on TestFlight.
-static NSString *const kFIRAppStoreSandboxCheckEnabledKey = @"FirebaseAppStoreSandboxCheckEnabled";
+/// A key for the Info.plist to enable or disable checking if the App Store is running in a sandbox.
+/// This will affect your data integrity when using Firebase Analytics, as it will disable some
+/// necessary checks.
+static NSString *const kFIRAppStoreReceiptURLCheckEnabledKey =
+    @"FirebaseAppStoreReceiptURLCheckEnabled";
 
 /// The file name of the sandbox receipt. This is available on iOS >= 8.0
 static NSString *const kFIRAIdentitySandboxReceiptFileName = @"sandboxReceipt";
@@ -159,7 +161,7 @@ + (BOOL)isAppStoreReceiptSandbox {
   // Since checking the App Store's receipt URL can be memory intensive, check the option in the
   // Info.plist if developers opted out of this check.
   id enableSandboxCheck =
-      [[NSBundle mainBundle] objectForInfoDictionaryKey:kFIRAppStoreSandboxCheckEnabledKey];
+      [[NSBundle mainBundle] objectForInfoDictionaryKey:kFIRAppStoreReceiptURLCheckEnabledKey];
   if (enableSandboxCheck &&
       [enableSandboxCheck isKindOfClass:[NSNumber class]] &&
       ![enableSandboxCheck boolValue]) {