import changes from `dev' branch of rmottola/Arctic-Fox:

- Bug 1172870 - Implement service workers clients.openWindow for desktop (non-e10s). r=baku,smaug (b236bb7abe)
- Bug 1188545 - Prevent service workers from being terminated while checking if the script evaluation was successful. r=nsm (c92e4159f4)
- Bug 1214300 - AsyncErrorReporter doesn't use JSRuntime param., r=smaug (91534bd3e3)
- Bug 1202001 - Log errors emitted during service worker lifecycle events to the Web Console; r=bkelly (a28967cbc7)
- Bug 1189673 - Set FetchEvent.request.headers' guard to immutable before dispatching the FetchEvent; r=bkelly (9e49512912)
- Bug 1215140 P7 Remove old service worker interception logging. r=bz (ecbf828102)
- Bug 1215140 P8 Remove now unnecessary interception values from ErrorList.h. r=bz (1fa026bef7)
- Bug 1215140 P9 Provide file and line number when FetchEvent.preventDefault() cancels a request. r=bz (fb9bc6ba03)
- Bug 1215140 P10 Avoid AddRef'ing the nsIChannel OMT. r=bz (cf82339f63)
- Bug 1216401: Eviscerate nsIDOMWindow, move still needed methods to nsPIDOMWindow. r=bz (9bd51a95eb)
- Bug 1172870 - Part 1 - Move PBrowser::CreateWindow to PContent. r=smaug (f91e410853)
- Bug 1172870 - Part 2 - Enable ServiceWorkerClients::OpenWindow on e10s desktop. r=smaug (aefff3b138)
- Bug 1222097 - Resolve the openWindow URL using the service worker URL as the base URL. r=bkelly (6ebd7fe6c9)
- Bug 1172870 - Part 3 - Fix openWindow mochitest to work on e10s. r=smaug (9652eead7a)
- Bug 1191724, ensure private browser flag is set on docshell early enough, r=fabrice (38f909e960)
- Bug 1189964 - Fix a crash handling drags on dying windows. r=smaug (3b7bf446d7)
- misspatch of 1162700 (ceb869512f)

docshell/base/nsDocShell.cpp

@@ -5011,17 +5011,7 @@ nsDocShell::DisplayLoadError(nsresult aError, nsIURI* aURI,
         error.AssignLiteral("corruptedContentError");
         break;
       case NS_ERROR_INTERCEPTION_FAILED:
-      case NS_ERROR_OPAQUE_INTERCEPTION_DISABLED:
-      case NS_ERROR_BAD_OPAQUE_INTERCEPTION_REQUEST_MODE:
-      case NS_ERROR_INTERCEPTED_ERROR_RESPONSE:
-      case NS_ERROR_INTERCEPTED_USED_RESPONSE:
-      case NS_ERROR_CLIENT_REQUEST_OPAQUE_INTERCEPTION:
-      case NS_ERROR_BAD_OPAQUE_REDIRECT_INTERCEPTION:
-      case NS_ERROR_INTERCEPTION_CANCELED:
-      case NS_ERROR_REJECTED_RESPONSE_INTERCEPTION:
         // ServiceWorker intercepted request, but something went wrong.
-        nsContentUtils::MaybeReportInterceptionErrorToConsole(GetDocument(),
-                                                              aError);
         error.AssignLiteral("corruptedContentError");
         break;
       default:
@@ -7508,7 +7498,7 @@ nsDocShell::EndPageLoad(nsIWebProgress* aProgress,
         return NS_OK;
       }
 
-      thisWindow->GetFrameElement(getter_AddRefs(frameElement));
+      frameElement = thisWindow->GetFrameElement();
       if (!frameElement) {
         return NS_OK;
       }
@@ -7701,15 +7691,7 @@ nsDocShell::EndPageLoad(nsIWebProgress* aProgress,
                aStatus == NS_ERROR_UNWANTED_URI ||
                aStatus == NS_ERROR_UNSAFE_CONTENT_TYPE ||
                aStatus == NS_ERROR_REMOTE_XUL ||
-               aStatus == NS_ERROR_OFFLINE ||
                aStatus == NS_ERROR_INTERCEPTION_FAILED ||
-               aStatus == NS_ERROR_OPAQUE_INTERCEPTION_DISABLED ||
-               aStatus == NS_ERROR_BAD_OPAQUE_INTERCEPTION_REQUEST_MODE ||
-               aStatus == NS_ERROR_INTERCEPTED_ERROR_RESPONSE ||
-               aStatus == NS_ERROR_INTERCEPTED_USED_RESPONSE ||
-               aStatus == NS_ERROR_CLIENT_REQUEST_OPAQUE_INTERCEPTION ||
-               aStatus == NS_ERROR_INTERCEPTION_CANCELED ||
-               aStatus == NS_ERROR_REJECTED_RESPONSE_INTERCEPTION ||
                NS_ERROR_GET_MODULE(aStatus) == NS_ERROR_MODULE_SECURITY) {
       // Errors to be shown for any frame
       DisplayLoadError(aStatus, url, nullptr, aChannel);