diff -up chromium-91.0.4472.114/components/ui_devtools/views/view_element.cc.erase-fix chromium-91.0.4472.114/components/ui_devtools/views/view_element.cc
--- chromium-91.0.4472.114/components/ui_devtools/views/view_element.cc.erase-fix	2021-06-28 13:47:06.751802159 -0400
+++ chromium-91.0.4472.114/components/ui_devtools/views/view_element.cc	2021-06-28 13:47:20.097876929 -0400
@@ -24,14 +24,14 @@ namespace {
 // Remove any custom editor "prefixes" from the property name. The prefixes must
 // not be valid identifier characters.
 void StripPrefix(std::string& property_name) {
-  auto cur = property_name.cbegin();
+  auto cur = property_name.begin();
   for (; cur < property_name.cend(); ++cur) {
     if ((*cur >= 'A' && *cur <= 'Z') || (*cur >= 'a' && *cur <= 'z') ||
         *cur == '_') {
       break;
     }
   }
-  property_name.erase(property_name.cbegin(), cur);
+  property_name.erase(property_name.begin(), cur);
 }
 
 ui::EventType GetMouseEventType(const std::string& type) {