clean up enable_views_api buildflag

BUILD.gn

@@ -711,13 +711,6 @@ source_set("electron_lib") {
     ]
   }
 
-  if (enable_views_api) {
-    sources += [
-      "shell/browser/api/views/electron_api_image_view.cc",
-      "shell/browser/api/views/electron_api_image_view.h",
-    ]
-  }
-
   if (enable_printing) {
     sources += [
       "shell/browser/printing/print_view_manager_electron.cc",

buildflags/buildflags.gni

@@ -10,8 +10,6 @@ declare_args() {
 
   enable_osr = true
 
-  enable_views_api = true
-
   enable_pdf_viewer = true
 
   enable_tts = true

filenames.gni

@@ -327,6 +327,8 @@ filenames = {
     "shell/browser/api/save_page_handler.h",
     "shell/browser/api/ui_event.cc",
     "shell/browser/api/ui_event.h",
+    "shell/browser/api/views/electron_api_image_view.cc",
+    "shell/browser/api/views/electron_api_image_view.h",
     "shell/browser/auto_updater.cc",
     "shell/browser/auto_updater.h",
     "shell/browser/badging/badge_manager.cc",