MacViews: Enable views based External Protocol dialog behind secondary-ui-md flag.

chrome/browser/ui/cocoa/external_protocol_dialog_cocoa.mm

Index: chrome/browser/ui/cocoa/external_protocol_dialog_cocoa.mm
diff --git a/chrome/browser/ui/cocoa/external_protocol_dialog.mm b/chrome/browser/ui/cocoa/external_protocol_dialog_cocoa.mm
similarity index 91%
rename from chrome/browser/ui/cocoa/external_protocol_dialog.mm
rename to chrome/browser/ui/cocoa/external_protocol_dialog_cocoa.mm
index 73781e0fd61e046eb0e25fbd60b2d7498d690f44..9f6d37f1a564f502d0ae2f87b9ca00f21da1f56f 100644
--- a/chrome/browser/ui/cocoa/external_protocol_dialog.mm
+++ b/chrome/browser/ui/cocoa/external_protocol_dialog_cocoa.mm
@@ -9,10 +9,12 @@
 #include "chrome/browser/external_protocol/external_protocol_handler.h"
 #include "chrome/browser/shell_integration.h"
 #include "chrome/browser/tab_contents/tab_util.h"
+#include "chrome/browser/ui/browser_dialogs.h"
 #include "chrome/grit/chromium_strings.h"
 #include "chrome/grit/generated_resources.h"
 #include "components/strings/grit/components_strings.h"
 #include "ui/base/l10n/l10n_util_mac.h"
+#include "ui/base/material_design/material_design_controller.h"
 #include "ui/gfx/text_elider.h"
 
 ///////////////////////////////////////////////////////////////////////////////
@@ -22,6 +24,12 @@
 void ExternalProtocolHandler::RunExternalProtocolDialog(

[tapted, 2017/01/17 21:17:13]

I think we can move this definition to a new file
external_protocol_dialog_views_mac.mm - that way we don't have to bounce off
browser_dialogs

[karandeepb, 2017/01/24 03:23:32]

Done.

     const GURL& url, int render_process_host_id, int routing_id,
     ui::PageTransition page_transition, bool has_user_gesture) {
+  if (ui::MaterialDesignController::IsSecondaryUiMaterial()) {
+    chrome::RunExternalProtocolDialogViews(url, render_process_host_id,
+                                           routing_id, page_transition,
+                                           has_user_gesture);
+    return;
+  }
   [[ExternalProtocolDialogController alloc] initWithGURL:&url
                                      renderProcessHostId:render_process_host_id
                                                routingId:routing_id];