Replace uses of legacy SkBitmap::copyTo() API

ios/chrome/browser/google/google_logo_service.mm

 // Copyright 2014 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.
 
 #include "ios/chrome/browser/google/google_logo_service.h"
 
 #import <Foundation/Foundation.h>
 
 #include "base/bind.h"
 #include "base/strings/sys_string_conversions.h"
@@ skipping 103 matching lines @@
       base::Bind(&search_provider_logos::GoogleAppendQueryparamsToLogoURL),
       true, false /* gray_background */);
   logo_tracker_->GetLogo(observer);
 }
 
 void GoogleLogoService::SetCachedLogo(const search_provider_logos::Logo* logo) {
   if (logo) {
     if (cached_metadata_.fingerprint == logo->metadata.fingerprint) {
       return;
     }
-    logo->image.deepCopyTo(&cached_image_);
+    if (cached_image_.tryAllocPixels(logo->image.info())) {
+      logo->image.readPixels(cached_image_.info(), cached_image_.getPixels(),
+                             cached_image_.rowBytes(), 0, 0);
+    }
     cached_metadata_ = logo->metadata;
   } else {
     cached_image_ = SkBitmap();
     cached_metadata_ = empty_metadata;
   }
 }
 
 search_provider_logos::Logo GoogleLogoService::GetCachedLogo() {
   search_provider_logos::Logo logo;
   logo.image = cached_image_;
   logo.metadata = cached_metadata_;
   return logo;
 }