Replaced usage of RefPtr::Release with std::move wraps.

third_party/WebKit/Source/platform/fonts/FontFallbackIterator.cpp

 // 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.
 
 #include "platform/fonts/FontFallbackIterator.h"
 
 #include "platform/fonts/FontCache.h"
 #include "platform/fonts/FontDescription.h"
 #include "platform/fonts/FontFallbackList.h"
 #include "platform/fonts/SegmentedFontData.h"
@@ skipping 76 matching lines @@
   if (fallback_stage_ == kOutOfLuck)
     return AdoptRef(new FontDataForRangeSet());
 
   if (fallback_stage_ == kFallbackPriorityFonts) {
     // Only try one fallback priority font,
     // then proceed to regular system fallback.
     fallback_stage_ = kSystemFonts;
     RefPtr<FontDataForRangeSet> fallback_priority_font_range =
         AdoptRef(new FontDataForRangeSet(FallbackPriorityFont(hint_list[0])));
     if (fallback_priority_font_range->HasFontData())
-      return UniqueOrNext(fallback_priority_font_range.Release(), hint_list);
+      return UniqueOrNext(std::move(fallback_priority_font_range), hint_list);
     return Next(hint_list);
   }
 
   if (fallback_stage_ == kSystemFonts) {
     // We've reached pref + system fallback.
     RefPtr<SimpleFontData> system_font = UniqueSystemFontForHintList(hint_list);
     if (system_font) {
       // Fallback fonts are not retained in the FontDataCache.
       return UniqueOrNext(AdoptRef(new FontDataForRangeSet(system_font)),
                           hint_list);
@@ skipping 128 matching lines @@
 
   if (!hint || previously_asked_for_hint_.Contains(hint))
     return nullptr;
   previously_asked_for_hint_.insert(hint);
   return font_cache->FallbackFontForCharacter(
       font_description_, hint,
       font_fallback_list_->PrimarySimpleFontData(font_description_));
 }
 
 }  // namespace blink