Use new Google Utility for detecting whether to support background URL session uploads

Author: harlanhaskins

FirebaseStorage/Sources/StorageUploadTask.swift

@@ -98,7 +98,7 @@ import Foundation
           uploadFetcher.uploadFileURL = fileURL
           uploadFetcher.comment = "File UploadTask"
 
-          if GULAppEnvironmentUtil.isAppExtension() {
+          if !GULAppEnvironmentUtil.supportsBackgroundURLSessionUploads() {
             uploadFetcher.useBackgroundSession = false
           }
         }

Package.swift

@@ -149,8 +149,8 @@ let package = Package(
       "10.0.0" ..< "11.0.0"
     ),
     .package(
-      url: "https://github.com/google/GoogleUtilities.git",
-      "8.0.0" ..< "9.0.0"
+      url: "https://github.com/harlanhaskins/GoogleUtilities.git",
+      branch: "harlan/hi-im-clippy"
     ),
     .package(
       url: "https://github.com/google/gtm-session-fetcher.git",