Remove dependency of chrome in GuestViewBase.

chrome/browser/extensions/api/chrome_extensions_api_client.cc

Index: chrome/browser/extensions/api/chrome_extensions_api_client.cc
diff --git a/chrome/browser/extensions/api/chrome_extensions_api_client.cc b/chrome/browser/extensions/api/chrome_extensions_api_client.cc
index 7f6ed20d40147cc9c944378dac87ae4eb6b21290..ba5d82ae9adca485884159743c6e164150e867bd 100644
--- a/chrome/browser/extensions/api/chrome_extensions_api_client.cc
+++ b/chrome/browser/extensions/api/chrome_extensions_api_client.cc
@@ -7,6 +7,8 @@
 #include "base/files/file_path.h"
 #include "chrome/browser/extensions/api/storage/sync_value_store_cache.h"
 #include "chrome/browser/guest_view/app_view/app_view_guest.h"
+#include "chrome/browser/guest_view/extension_options/extension_options_guest.h"
+#include "chrome/browser/guest_view/web_view/web_view_guest.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
 #include "device/hid/hid_service.h"
@@ -67,4 +69,10 @@ device::HidService* ChromeExtensionsAPIClient::GetHidService() {
   return hid_service_.get();
 }
 
+void ChromeExtensionsAPIClient::RegisterGuestViewTypes() {
+  AppViewGuest::Register();
+  ExtensionOptionsGuest::Register();
+  WebViewGuest::Register();
+}
+
 }  // namespace extensions