MacViews: Remove constrained window dependencies for certificate viewer.

components/web_modal.gypi

Index: components/web_modal.gypi
diff --git a/components/web_modal.gypi b/components/web_modal.gypi
index cb257daa6473d27115d3a2036b9de87d4c993ceb..d84e945bba46ff63cc8d048fbecd3847970307b6 100644
--- a/components/web_modal.gypi
+++ b/components/web_modal.gypi
@@ -28,6 +28,13 @@
         'web_modal/web_contents_modal_dialog_manager_delegate.cc',
         'web_modal/web_contents_modal_dialog_manager_delegate.h',
       ],
+      'conditions': [
+        ['OS=="mac" and mac_views_browser==0', {
+          'sources': [
+            'web_modal/web_contents_modal_dialog_views.cc',
+          ],
+        }],
+      ],
     },
     {
       # GN version: //components/web_modal:test_support