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

third_party/WebKit/Source/platform/inspector_protocol/ParserTest.cpp

 // Copyright (c) 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.
 
 #include "platform/inspector_protocol/Parser.h"
 
 #include "platform/inspector_protocol/String16.h"
 #include "platform/inspector_protocol/Values.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace blink {
 namespace protocol {
 
 TEST(ParserTest, Reading)
 {
     protocol::Value* tmpValue;
-    OwnPtr<protocol::Value> root;
-    OwnPtr<protocol::Value> root2;
+    std::unique_ptr<protocol::Value> root;
+    std::unique_ptr<protocol::Value> root2;
     String16 strVal;
     int intVal = 0;
 
     // some whitespace checking
     root = parseJSON("    null    ");
     ASSERT_TRUE(root.get());
     EXPECT_EQ(Value::TypeNull, root->type());
 
     // Invalid JSON string
     root = parseJSON("nu");
@@ skipping 459 matching lines @@
         "\"\\u123g\"",
         "{\n\"eh:\n}",
         "////",
         "*/**/",
         "/**/",
         "/*/",
         "//**/"
     };
 
     for (size_t i = 0; i < 11; ++i) {
-        OwnPtr<protocol::Value> result = parseJSON(invalidJson[i]);
+        std::unique_ptr<protocol::Value> result = parseJSON(invalidJson[i]);
         EXPECT_FALSE(result.get());
     }
 }
 
 } // namespace protocol
 } // namespace blink