Bug 1605600 - Normalize file URI in browser_json_refresh.js. r=Honza

Differential Revision: https://phabricator.services.mozilla.com/D58087

--HG--
extra : moz-landing-system : lando

devtools/client/jsonview/test/browser_json_refresh.js

@@ -11,6 +11,7 @@ add_task(async function() {
   // generate file:// URI for JSON file and load in new tab
   const dir = getChromeDir(getResolvedURI(gTestPath));
   dir.append(TEST_JSON_FILE);
+  dir.normalize();
   const uri = Services.io.newFileURI(dir);
   const tab = await addJsonViewTab(uri.spec);
 

devtools/client/jsonview/test/head.js

@@ -56,7 +56,7 @@ async function addJsonViewTab(
 
   // The `tabAdded` promise resolves when the JSON Viewer starts loading.
   // This is usually what we want, however, it never resolves for unrecognized
-  // content types that trigger a download, nor for symlink file URIs.
+  // content types that trigger a download.
   // On the other hand, `tabLoaded` always resolves, but not until the document
   // is fully loaded, which is too late if `docReadyState !== "complete"`.
   // Therefore, we race both promises.