DevTools: migrate from OwnPtr to std::unique_ptr for inspector protocol classes.

third_party/WebKit/Source/platform/inspector_protocol/Values.h

 // Copyright 2016 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.
 
 #ifndef Values_h
 #define Values_h
 
 #include "platform/PlatformExport.h"
 #include "platform/inspector_protocol/Allocator.h"
 #include "platform/inspector_protocol/Collections.h"
 #include "platform/inspector_protocol/String16.h"
-#include "wtf/PassOwnPtr.h"
+#include "wtf/PtrUtil.h"
 
 namespace blink {
 namespace protocol {
 
 class ListValue;
 class DictionaryValue;
 class Value;
 
 class PLATFORM_EXPORT Value {
     PROTOCOL_DISALLOW_COPY(Value);
 public:
     static const int maxDepth = 1000;
 
     virtual ~Value() { }
 
-    static PassOwnPtr<Value> null()
+    static std::unique_ptr<Value> null()
     {
-        return adoptPtr(new Value());
+        return wrapUnique(new Value());
     }
 
     enum ValueType {
         TypeNull = 0,
         TypeBoolean,
         TypeNumber,
         TypeString,
         TypeObject,
         TypeArray
     };
 
     ValueType type() const { return m_type; }
 
     bool isNull() const { return m_type == TypeNull; }
 
     virtual bool asBoolean(bool* output) const;
     virtual bool asNumber(double* output) const;
     virtual bool asNumber(int* output) const;
     virtual bool asString(String16* output) const;
 
     String16 toJSONString() const;
     virtual void writeJSON(String16Builder* output) const;
-    virtual PassOwnPtr<Value> clone() const;
+    virtual std::unique_ptr<Value> clone() const;
 
 protected:
     Value() : m_type(TypeNull) { }
     explicit Value(ValueType type) : m_type(type) { }
 
 private:
     friend class DictionaryValue;
     friend class ListValue;
 
     ValueType m_type;
 };
 
 class PLATFORM_EXPORT FundamentalValue : public Value {
 public:
-    static PassOwnPtr<FundamentalValue> create(bool value)
+    static std::unique_ptr<FundamentalValue> create(bool value)
     {
-        return adoptPtr(new FundamentalValue(value));
+        return wrapUnique(new FundamentalValue(value));
     }
 
-    static PassOwnPtr<FundamentalValue> create(int value)
+    static std::unique_ptr<FundamentalValue> create(int value)
     {
-        return adoptPtr(new FundamentalValue(value));
+        return wrapUnique(new FundamentalValue(value));
     }
 
-    static PassOwnPtr<FundamentalValue> create(double value)
+    static std::unique_ptr<FundamentalValue> create(double value)
     {
-        return adoptPtr(new FundamentalValue(value));
+        return wrapUnique(new FundamentalValue(value));
     }
 
     bool asBoolean(bool* output) const override;
     bool asNumber(double* output) const override;
     bool asNumber(int* output) const override;
     void writeJSON(String16Builder* output) const override;
-    PassOwnPtr<Value> clone() const override;
+    std::unique_ptr<Value> clone() const override;
 
 private:
     explicit FundamentalValue(bool value) : Value(TypeBoolean), m_boolValue(value) { }
     explicit FundamentalValue(int value) : Value(TypeNumber), m_doubleValue((double)value) { }
     explicit FundamentalValue(double value) : Value(TypeNumber), m_doubleValue(value) { }
 
     union {
         bool m_boolValue;
         double m_doubleValue;
     };
 };
 
 class PLATFORM_EXPORT StringValue : public Value {
 public:
-    static PassOwnPtr<StringValue> create(const String16& value)
+    static std::unique_ptr<StringValue> create(const String16& value)
     {
-        return adoptPtr(new StringValue(value));
+        return wrapUnique(new StringValue(value));
     }
 
-    static PassOwnPtr<StringValue> create(const char* value)
+    static std::unique_ptr<StringValue> create(const char* value)
     {
-        return adoptPtr(new StringValue(value));
+        return wrapUnique(new StringValue(value));
     }
 
     bool asString(String16* output) const override;
     void writeJSON(String16Builder* output) const override;
-    PassOwnPtr<Value> clone() const override;
+    std::unique_ptr<Value> clone() const override;
 
 private:
     explicit StringValue(const String16& value) : Value(TypeString), m_stringValue(value) { }
     explicit StringValue(const char* value) : Value(TypeString), m_stringValue(value) { }
 
     String16 m_stringValue;
 };
 
 class PLATFORM_EXPORT DictionaryValue : public Value {
 public:
     using Entry = std::pair<String16, Value*>;
-    static PassOwnPtr<DictionaryValue> create()
+    static std::unique_ptr<DictionaryValue> create()
     {
-        return adoptPtr(new DictionaryValue());
+        return wrapUnique(new DictionaryValue());
     }
 
     static DictionaryValue* cast(Value* value)
     {
         if (!value || value->type() != TypeObject)
             return nullptr;
         return static_cast<DictionaryValue*>(value);
     }
 
-    static PassOwnPtr<DictionaryValue> cast(PassOwnPtr<Value> value)
+    static std::unique_ptr<DictionaryValue> cast(std::unique_ptr<Value> value)
     {
-        return adoptPtr(DictionaryValue::cast(value.leakPtr()));
+        return wrapUnique(DictionaryValue::cast(value.release()));
     }
 
     void writeJSON(String16Builder* output) const override;
-    PassOwnPtr<Value> clone() const override;
+    std::unique_ptr<Value> clone() const override;
 
     size_t size() const { return m_data.size(); }
 
     void setBoolean(const String16& name, bool);
     void setNumber(const String16& name, double);
     void setString(const String16& name, const String16&);
-    void setValue(const String16& name, PassOwnPtr<Value>);
-    void setObject(const String16& name, PassOwnPtr<DictionaryValue>);
-    void setArray(const String16& name, PassOwnPtr<ListValue>);
+    void setValue(const String16& name, std::unique_ptr<Value>);
+    void setObject(const String16& name, std::unique_ptr<DictionaryValue>);
+    void setArray(const String16& name, std::unique_ptr<ListValue>);
 
     bool getBoolean(const String16& name, bool* output) const;
     template<class T> bool getNumber(const String16& name, T* output) const
     {
         Value* value = get(name);
         if (!value)
             return false;
         return value->asNumber(output);
     }
     bool getString(const String16& name, String16* output) const;
 
     DictionaryValue* getObject(const String16& name) const;
     ListValue* getArray(const String16& name) const;
     Value* get(const String16& name) const;
     Entry at(size_t index) const;
 
     bool booleanProperty(const String16& name, bool defaultValue) const;
     double numberProperty(const String16& name, double defaultValue) const;
     void remove(const String16& name);
 
     ~DictionaryValue() override;
 
 private:
     DictionaryValue();
 
-    using Dictionary = protocol::HashMap<String16, OwnPtr<Value>>;
+    using Dictionary = protocol::HashMap<String16, std::unique_ptr<Value>>;
     Dictionary m_data;
     protocol::Vector<String16> m_order;
 };
 
 class PLATFORM_EXPORT ListValue : public Value {
 public:
-    static PassOwnPtr<ListValue> create()
+    static std::unique_ptr<ListValue> create()
     {
-        return adoptPtr(new ListValue());
+        return wrapUnique(new ListValue());
     }
 
     static ListValue* cast(Value* value)
     {
         if (!value || value->type() != TypeArray)
             return nullptr;
         return static_cast<ListValue*>(value);
     }
 
-    static PassOwnPtr<ListValue> cast(PassOwnPtr<Value> value)
+    static std::unique_ptr<ListValue> cast(std::unique_ptr<Value> value)
     {
-        return adoptPtr(ListValue::cast(value.leakPtr()));
+        return wrapUnique(ListValue::cast(value.release()));
     }
 
     ~ListValue() override;
 
     void writeJSON(String16Builder* output) const override;
-    PassOwnPtr<Value> clone() const override;
+    std::unique_ptr<Value> clone() const override;
 
-    void pushValue(PassOwnPtr<Value>);
+    void pushValue(std::unique_ptr<Value>);
 
     Value* at(size_t index);
     size_t size() const { return m_data.size(); }
 
 private:
     ListValue();
-    protocol::Vector<OwnPtr<Value>> m_data;
+    protocol::Vector<std::unique_ptr<Value>> m_data;
 };
 
 } // namespace protocol
 } // namespace blink
 
 #endif // Values_h