Remove OwnPtr from Blink.

third_party/WebKit/Source/platform/fonts/mac/FontCacheMac.mm

 /*
  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com>
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 23 matching lines @@
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/fonts/FontDescription.h"
 #include "platform/fonts/FontFaceCreationParams.h"
 #include "platform/fonts/FontPlatformData.h"
 #include "platform/fonts/SimpleFontData.h"
 #include "platform/fonts/mac/FontFamilyMatcherMac.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebTaskRunner.h"
 #include "public/platform/WebTraceLocation.h"
 #include "wtf/Functional.h"
+#include "wtf/PtrUtil.h"
 #include "wtf/StdLibExtras.h"
+#include <memory>
 
 // Forward declare Mac SPIs.
 // Request for public API: rdar://13803570
 @interface NSFont (WebKitSPI)
 + (NSFont*)findFontLike:(NSFont*)font forString:(NSString*)string withRange:(NSRange)range inLanguage:(id)useNil;
 + (NSFont*)findFontLike:(NSFont*)font forCharacter:(UniChar)uc inLanguage:(id)useNil;
 @end
 
 namespace blink {
 
@@ skipping 140 matching lines @@
         return simpleFontData.release();
 
     // The Times fallback will almost always work, but in the highly unusual case where
     // the user doesn't have it, we fall back on Lucida Grande because that's
     // guaranteed to be there, according to Nathan Taylor. This is good enough
     // to avoid a crash at least.
     DEFINE_STATIC_LOCAL(AtomicString, lucidaGrandeStr, ("Lucida Grande"));
     return getFontData(fontDescription, lucidaGrandeStr, false, shouldRetain);
 }
 
-PassOwnPtr<FontPlatformData> FontCache::createFontPlatformData(const FontDescription& fontDescription,
+std::unique_ptr<FontPlatformData> FontCache::createFontPlatformData(const FontDescription& fontDescription,
     const FontFaceCreationParams& creationParams, float fontSize)
 {
     NSFontTraitMask traits = fontDescription.style() ? NSFontItalicTrait : 0;
     float size = fontSize;
 
     NSFont* nsFont = MatchNSFontFamily(creationParams.family(), traits, fontDescription.weight(), size);
     if (!nsFont)
         return nullptr;
 
     NSFontManager *fontManager = [NSFontManager sharedFontManager];
     NSFontTraitMask actualTraits = 0;
     if (fontDescription.style())
         actualTraits = [fontManager traitsOfFont:nsFont];
     NSInteger actualWeight = [fontManager weightOfFont:nsFont];
 
     NSFont *platformFont = useHinting() ? [nsFont screenFont] : [nsFont printerFont];
     NSInteger appKitWeight = toAppKitFontWeight(fontDescription.weight());
 
     // TODO(eae): Remove once skia supports bold emoji. See https://bugs.chromium.org/p/skia/issues/detail?id=4904
     // Bold emoji look the same as normal emoji, so syntheticBold isn't needed.
     bool syntheticBold = [platformFont.familyName isEqual:@"Apple Color Emoji"] ? false :
         (isAppKitFontWeightBold(appKitWeight) && !isAppKitFontWeightBold(actualWeight)) || fontDescription.isSyntheticBold();
 
     bool syntheticItalic = ((traits & NSFontItalicTrait) && !(actualTraits & NSFontItalicTrait)) || fontDescription.isSyntheticItalic();
 
     // FontPlatformData::typeface() is null in the case of Chromium out-of-process font loading failing.
     // Out-of-process loading occurs for registered fonts stored in non-system locations.
     // When loading fails, we do not want to use the returned FontPlatformData since it will not have
     // a valid SkTypeface.
-    OwnPtr<FontPlatformData> platformData = adoptPtr(new FontPlatformData(platformFont, size, syntheticBold, syntheticItalic, fontDescription.orientation()));
+    std::unique_ptr<FontPlatformData> platformData = wrapUnique(new FontPlatformData(platformFont, size, syntheticBold, syntheticItalic, fontDescription.orientation()));
     if (!platformData->typeface()) {
         return nullptr;
     }
     return platformData;
 }
 
 } // namespace blink