Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/platform/fonts/shaping/RunSegmenter.h

Index: third_party/WebKit/Source/platform/fonts/shaping/RunSegmenter.h
diff --git a/third_party/WebKit/Source/platform/fonts/shaping/RunSegmenter.h b/third_party/WebKit/Source/platform/fonts/shaping/RunSegmenter.h
index e347f29527778ccc5ff2b3e4ef2884cc4e54f39d..8a77f9f7100afa0a890131584ec986442094bfbc 100644
--- a/third_party/WebKit/Source/platform/fonts/shaping/RunSegmenter.h
+++ b/third_party/WebKit/Source/platform/fonts/shaping/RunSegmenter.h
@@ -14,7 +14,7 @@
 #include "platform/fonts/UTF16TextIterator.h"
 #include "wtf/Allocator.h"
 #include "wtf/Noncopyable.h"
-#include <memory>
+
 #include <unicode/uscript.h>
 
 namespace blink {
@@ -49,9 +49,9 @@ private:
 
     unsigned m_bufferSize;
     RunSegmenterRange m_candidateRange;
-    std::unique_ptr<ScriptRunIterator> m_scriptRunIterator;
-    std::unique_ptr<OrientationIterator> m_orientationIterator;
-    std::unique_ptr<SymbolsIterator> m_symbolsIterator;
+    OwnPtr<ScriptRunIterator> m_scriptRunIterator;
+    OwnPtr<OrientationIterator> m_orientationIterator;
+    OwnPtr<SymbolsIterator> m_symbolsIterator;
     unsigned m_lastSplit;
     unsigned m_scriptRunIteratorPosition;
     unsigned m_orientationIteratorPosition;