Move JavaScriptDialogManager, JavascriptAppModalDialogViews to components/app_modal_dialogs

chrome/browser/ui/views/chrome_browser_main_extra_parts_views.cc

Index: chrome/browser/ui/views/chrome_browser_main_extra_parts_views.cc
diff --git a/chrome/browser/ui/views/chrome_browser_main_extra_parts_views.cc b/chrome/browser/ui/views/chrome_browser_main_extra_parts_views.cc
index 6eb9dcc1f5ba1bb527ab841eab3fab528e0d94df..02f6ff2badd1005e2aba8725cc2ede8b01464fcc 100644
--- a/chrome/browser/ui/views/chrome_browser_main_extra_parts_views.cc
+++ b/chrome/browser/ui/views/chrome_browser_main_extra_parts_views.cc
@@ -4,6 +4,7 @@
 
 #include "chrome/browser/ui/views/chrome_browser_main_extra_parts_views.h"
 
+#include "chrome/browser/ui/app_modal_dialogs/chrome_javascript_dialog_manager_client.h"
 #include "chrome/browser/ui/views/chrome_constrained_window_views_client.h"
 #include "chrome/browser/ui/views/chrome_views_delegate.h"
 #include "components/constrained_window/constrained_window_views.h"
@@ -16,7 +17,8 @@ ChromeBrowserMainExtraPartsViews::ChromeBrowserMainExtraPartsViews() {
 }
 
 ChromeBrowserMainExtraPartsViews::~ChromeBrowserMainExtraPartsViews() {
-  SetConstrainedWindowViewsClient(scoped_ptr<ConstrainedWindowViewsClient>());
+  SetJavaScriptDialogManagerClient(nullptr);
+  SetConstrainedWindowViewsClient(nullptr);
 }
 
 void ChromeBrowserMainExtraPartsViews::ToolkitInitialized() {
@@ -24,8 +26,9 @@ void ChromeBrowserMainExtraPartsViews::ToolkitInitialized() {
   // display the correct icon.
   if (!views::ViewsDelegate::views_delegate)
     views::ViewsDelegate::views_delegate = new ChromeViewsDelegate;
-
   SetConstrainedWindowViewsClient(CreateChromeConstrainedWindowViewsClient());
+  SetJavaScriptDialogManagerClient(
+      make_scoped_ptr(new ChromeJavaScriptDialogManagerClient));
 
 #if defined(USE_AURA)
   wm_state_.reset(new wm::WMState);