Change password bubble for Mac.

chrome/browser/password_manager/chrome_password_manager_client.cc

Index: chrome/browser/password_manager/chrome_password_manager_client.cc
diff --git a/chrome/browser/password_manager/chrome_password_manager_client.cc b/chrome/browser/password_manager/chrome_password_manager_client.cc
index 807796af9ead218d0eb61eb36f9ee9406b58ec90..42d4eada83658de1d6fc5586bd797a96a5a7108b 100644
--- a/chrome/browser/password_manager/chrome_password_manager_client.cc
+++ b/chrome/browser/password_manager/chrome_password_manager_client.cc
@@ -498,7 +498,12 @@ bool ChromePasswordManagerClient::IsTheHotNewBubbleUIEnabled() {
 
 bool ChromePasswordManagerClient::IsUpdatePasswordUIEnabled() const {
 #if defined(OS_MACOSX)
-  return false;
+  if (!ChromePasswordManagerClient::IsTheHotNewBubbleUIEnabled()) {
+    // Currently Password update UI is implemented only for Bubble UI.
+    return false;
+  }
+  return base::FeatureList::IsEnabled(
+      password_manager::features::kEnablePasswordChangeSupport);
 #else
   return IsTheHotNewBubbleUIEnabled();
 #endif