refactor: merge CommonWebContentsDelegate into api::WebContents (#26189)

filenames.gni

@@ -127,7 +127,6 @@ filenames = {
     "shell/browser/api/electron_api_web_contents_mac.mm",
     "shell/browser/auto_updater_mac.mm",
     "shell/browser/browser_mac.mm",
-    "shell/browser/common_web_contents_delegate_mac.mm",
     "shell/browser/electron_browser_main_parts_mac.mm",
     "shell/browser/mac/dict_util.h",
     "shell/browser/mac/dict_util.mm",
@@ -203,7 +202,6 @@ filenames = {
     "shell/browser/api/electron_api_browser_window_views.cc",
     "shell/browser/api/electron_api_menu_views.cc",
     "shell/browser/api/electron_api_menu_views.h",
-    "shell/browser/common_web_contents_delegate_views.cc",
     "shell/browser/native_browser_view_views.cc",
     "shell/browser/native_browser_view_views.h",
     "shell/browser/native_window_views.cc",
@@ -336,8 +334,6 @@ filenames = {
     "shell/browser/browser_process_impl.h",
     "shell/browser/child_web_contents_tracker.cc",
     "shell/browser/child_web_contents_tracker.h",
-    "shell/browser/common_web_contents_delegate.cc",
-    "shell/browser/common_web_contents_delegate.h",
     "shell/browser/cookie_change_notifier.cc",
     "shell/browser/cookie_change_notifier.h",
     "shell/browser/electron_autofill_driver.cc",

patches/chromium/content_browser_main_loop.patch

@@ -5,7 +5,7 @@ Subject: content_browser_main_loop.patch
 
 Pass idle quit closure for main message loop, so that pending tasks are
 run before shutdown. This is required to cleanup WebContents asynchronously
-in atom::CommonWebContentsDelegate::ResetManageWebContents.
+in electron::api::WebContents::ResetManagedWebContents.
 
 diff --git a/content/browser/browser_main_loop.cc b/content/browser/browser_main_loop.cc
 index d35d26b1f572f084d5ffd25d191c62fdf5064ed4..c274bd867d5ca66f49d72eeffee5702825b4c067 100644