Bug 1732969: Start prompting to install every time that we detect that we're running from a .dmg disk image on macOS, not only on first run. r=mstange

Differential Revision: https://phabricator.services.mozilla.com/D126829

toolkit/components/telemetry/Scalars.yaml

@@ -5719,14 +5719,13 @@ startup:
     record_in_processes:
       - main
 
-  first_run_is_from_dmg:
+  is_run_from_dmg:
     bug_numbers:
       - 1700795
     description: >
-      Recorded on first run of a Firefox install on macOS, with a boolean value
+      Recorded on every run of a Firefox install on macOS, with a boolean value
       indicating whether Firefox is being run directly from .dmg without
-      installing, or not. Note if running from a .dmg we will get a new ping
-      everytime the .dmg is remounted due to App Translocation.
+      installing, or not.
     expires: "99"
     keyed: false
     kind: boolean

toolkit/profile/nsIToolkitProfileService.idl

@@ -134,11 +134,6 @@ interface nsIToolkitProfileService : nsISupports
      */
     readonly attribute unsigned long profileCount;
 
-    /**
-     * Returns true if this is the first time the current install has run.
-     */
-    [noscript, notxpcom] readonly attribute boolean isFirstRun;
-
     /**
      * Flush the profiles list file. This will fail with
      * NS_ERROR_DATABASE_CHANGED if the files on disk have changed since the

toolkit/profile/nsToolkitProfileService.cpp

@@ -2164,9 +2164,6 @@ nsToolkitProfileService::GetProfileCount(uint32_t* aResult) {
   return NS_OK;
 }
 
-NS_IMETHODIMP_(bool)
-nsToolkitProfileService::GetIsFirstRun() { return mIsFirstRun; }
-
 NS_IMETHODIMP
 nsToolkitProfileService::Flush() {
   if (GetIsListOutdated()) {

toolkit/xre/MacRunFromDmgUtils.mm

@@ -358,7 +358,7 @@ bool MaybeInstallFromDmgAndRelaunch() {
   @autoreleasepool {
     bool isFromDmg = IsAppRunningFromDmg();
 
-    Telemetry::ScalarSet(Telemetry::ScalarID::STARTUP_FIRST_RUN_IS_FROM_DMG, isFromDmg);
+    Telemetry::ScalarSet(Telemetry::ScalarID::STARTUP_IS_RUN_FROM_DMG, isFromDmg);
 
     if (!isFromDmg) {
       return false;

toolkit/xre/nsAppRunner.cpp

@@ -5167,13 +5167,14 @@ nsresult XREMain::XRE_mainRun() {
       free(tempArgv);
       NS_ENSURE_SUCCESS(rv, NS_ERROR_FAILURE);
 
+#  ifdef MOZILLA_OFFICIAL
       // Check if we're running from a DMG and allow the user to install to the
       // Applications directory.
-      if (mProfileSvc->GetIsFirstRun() &&
-          MacRunFromDmgUtils::MaybeInstallFromDmgAndRelaunch()) {
+      if (MacRunFromDmgUtils::MaybeInstallFromDmgAndRelaunch()) {
         bool userAllowedQuit = true;
         appStartup->Quit(nsIAppStartup::eForceQuit, 0, &userAllowedQuit);
       }
+#  endif
 #endif
 
       nsCOMPtr<nsIObserverService> obsService =