components: Create web_modal component.

chrome/browser/ui/views/extensions/media_galleries_dialog_views.cc

Index: chrome/browser/ui/views/extensions/media_galleries_dialog_views.cc
diff --git a/chrome/browser/ui/views/extensions/media_galleries_dialog_views.cc b/chrome/browser/ui/views/extensions/media_galleries_dialog_views.cc
index 259f5ac27eda2d95dab776fb09336506dc7e1aa0..64874bddaf79d4ef58a9e645a6da8eaa1efc4569 100644
--- a/chrome/browser/ui/views/extensions/media_galleries_dialog_views.cc
+++ b/chrome/browser/ui/views/extensions/media_galleries_dialog_views.cc
@@ -6,8 +6,8 @@
 
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/ui/views/constrained_window_views.h"
-#include "chrome/browser/ui/web_contents_modal_dialog_manager.h"
-#include "chrome/browser/ui/web_contents_modal_dialog_manager_delegate.h"
+#include "components/web_modal/web_contents_modal_dialog_manager.h"
+#include "components/web_modal/web_contents_modal_dialog_manager_delegate.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_view.h"
 #include "grit/generated_resources.h"
@@ -28,6 +28,8 @@
 #include "ui/views/widget/widget.h"
 #include "ui/views/window/dialog_client_view.h"
 
+using web_modal::WebContentsModalDialogManager;
+
 namespace {
 
 // Equal to the #969696 color used in spec (note WebUI color is #999).