diff --git chrome/browser/browser_process.h chrome/browser/browser_process.h
index 21ab47267370b..eb9b383727995 100644
--- chrome/browser/browser_process.h
+++ chrome/browser/browser_process.h
@@ -211,9 +211,9 @@ class BrowserProcess {
   virtual DownloadStatusUpdater* download_status_updater() = 0;
   virtual DownloadRequestLimiter* download_request_limiter() = 0;
 
+#if BUILDFLAG(ENABLE_BACKGROUND_MODE)
   // Returns the object that manages background applications.
   virtual BackgroundModeManager* background_mode_manager() = 0;
-#if BUILDFLAG(ENABLE_BACKGROUND_MODE)
   virtual void set_background_mode_manager_for_test(
       std::unique_ptr<BackgroundModeManager> manager) = 0;
 #endif
diff --git chrome/browser/browser_process_impl.cc chrome/browser/browser_process_impl.cc
index f77210dcc2ff5..1d0eaa8ff245d 100644
--- chrome/browser/browser_process_impl.cc
+++ chrome/browser/browser_process_impl.cc
@@ -1113,18 +1113,14 @@ DownloadRequestLimiter* BrowserProcessImpl::download_request_limiter() {
   return download_request_limiter_.get();
 }
 
-BackgroundModeManager* BrowserProcessImpl::background_mode_manager() {
 #if BUILDFLAG(ENABLE_BACKGROUND_MODE)
+BackgroundModeManager* BrowserProcessImpl::background_mode_manager() {
   DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
   if (!background_mode_manager_)
     CreateBackgroundModeManager();
   return background_mode_manager_.get();
-#else
-  return nullptr;
-#endif
 }
 
-#if BUILDFLAG(ENABLE_BACKGROUND_MODE)
 void BrowserProcessImpl::set_background_mode_manager_for_test(
     std::unique_ptr<BackgroundModeManager> manager) {
   background_mode_manager_ = std::move(manager);
diff --git chrome/browser/browser_process_impl.h chrome/browser/browser_process_impl.h
index 8091cc691f093..9f16156c1f2cb 100644
--- chrome/browser/browser_process_impl.h
+++ chrome/browser/browser_process_impl.h
@@ -194,8 +194,8 @@ class BrowserProcessImpl : public BrowserProcess,
   void SetApplicationLocale(const std::string& actual_locale) override;
   DownloadStatusUpdater* download_status_updater() override;
   DownloadRequestLimiter* download_request_limiter() override;
-  BackgroundModeManager* background_mode_manager() override;
 #if BUILDFLAG(ENABLE_BACKGROUND_MODE)
+  BackgroundModeManager* background_mode_manager() override;
   void set_background_mode_manager_for_test(
       std::unique_ptr<BackgroundModeManager> manager) override;
 #endif
diff --git chrome/browser/lifetime/browser_close_manager.cc chrome/browser/lifetime/browser_close_manager.cc
index bfffa272e6458..460a35e0c708f 100644
--- chrome/browser/lifetime/browser_close_manager.cc
+++ chrome/browser/lifetime/browser_close_manager.cc
@@ -158,12 +158,14 @@ void BrowserCloseManager::CloseBrowsers() {
   // exit can restore all browsers open before exiting.
   ProfileManager::ShutdownSessionServices();
 #endif
+#if BUILDFLAG(ENABLE_BACKGROUND_MODE)
   if (!browser_shutdown::IsTryingToQuit()) {
     BackgroundModeManager* background_mode_manager =
         g_browser_process->background_mode_manager();
     if (background_mode_manager)
       background_mode_manager->SuspendBackgroundMode();
   }
+#endif
 
   // Make a copy of the BrowserList to simplify the case where we need to
   // destroy a Browser during the loop.