[Android] Remove the "Always show" button for blocked popups if the setting is controlled by policy.

chrome/browser/android/tab_android.cc

Index: chrome/browser/android/tab_android.cc
diff --git a/chrome/browser/android/tab_android.cc b/chrome/browser/android/tab_android.cc
index c68eed167010569913729172295bc3677cfeb5a5..05476119674cab2204c5fb449986f9183218302e 100644
--- a/chrome/browser/android/tab_android.cc
+++ b/chrome/browser/android/tab_android.cc
@@ -208,11 +208,8 @@ void TabAndroid::Observe(int type,
         if (popup_blocker_helper)
           num_popups = popup_blocker_helper->GetBlockedPopupsCount();
 
-        if (num_popups > 0) {
-          PopupBlockedInfoBarDelegate::Create(
-              InfoBarService::FromWebContents(web_contents()),
-              num_popups);
-        }
+        if (num_popups > 0)
+          PopupBlockedInfoBarDelegate::Create(web_contents(), num_popups);
 
         settings->SetBlockageHasBeenIndicated(CONTENT_SETTINGS_TYPE_POPUPS);
       }