Removed use of IsRunningOnIOS8OrLater

ios/chrome/browser/passwords/credential_manager.mm

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import "ios/chrome/browser/passwords/credential_manager.h"
 
 #include <utility>
 
 #include "base/ios/ios_util.h"
 #import "base/ios/weak_nsobject.h"
@@ skipping 82 matching lines @@
 }
 
 CredentialManager::~CredentialManager() = default;
 
 void CredentialManager::PageLoaded(
     web::PageLoadCompletionStatus load_completion_status) {
   // Ensure the JavaScript is loaded when the page finishes loading.
   web::URLVerificationTrustLevel trust_level =
       web::URLVerificationTrustLevel::kNone;
   const GURL page_url(web_state()->GetCurrentURL(&trust_level));
-  if (!base::ios::IsRunningOnIOS8OrLater() ||
-      trust_level != web::URLVerificationTrustLevel::kAbsolute ||
+  if (trust_level != web::URLVerificationTrustLevel::kAbsolute ||
       !web::UrlHasWebScheme(page_url) || !web_state()->ContentIsHTML()) {
     return;
   }
   [js_manager_ inject];
 }
 
 void CredentialManager::CredentialsRequested(
     int request_id,
     const GURL& source_url,
     bool zero_click_only,
@@ skipping 263 matching lines @@
 bool CredentialManager::GetUrlWithAbsoluteTrust(GURL* page_url) {
   web::URLVerificationTrustLevel trust_level =
       web::URLVerificationTrustLevel::kNone;
   const GURL possibly_untrusted_url(web_state()->GetCurrentURL(&trust_level));
   if (trust_level == web::URLVerificationTrustLevel::kAbsolute) {
     *page_url = possibly_untrusted_url;
     return true;
   }
   return false;
 }