Make base::Value::TYPE a scoped enum.

base/trace_event/trace_event_memory_overhead.cc

 // 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 "base/trace_event/trace_event_memory_overhead.h"
 
 #include <algorithm>
 
 #include "base/bits.h"
 #include "base/memory/ref_counted_memory.h"
@@ skipping 51 matching lines @@
 }
 
 void TraceEventMemoryOverhead::AddRefCountedString(
     const RefCountedString& str) {
   Add("RefCountedString", sizeof(RefCountedString));
   AddString(str.data());
 }
 
 void TraceEventMemoryOverhead::AddValue(const Value& value) {
   switch (value.GetType()) {
-    case Value::TYPE_NULL:
-    case Value::TYPE_BOOLEAN:
-    case Value::TYPE_INTEGER:
-    case Value::TYPE_DOUBLE:
+    case Value::Type::NONE:
+    case Value::Type::BOOLEAN:
+    case Value::Type::INTEGER:
+    case Value::Type::DOUBLE:
       Add("FundamentalValue", sizeof(Value));
       break;
 
-    case Value::TYPE_STRING: {
+    case Value::Type::STRING: {
       const StringValue* string_value = nullptr;
       value.GetAsString(&string_value);
       Add("StringValue", sizeof(StringValue));
       AddString(string_value->GetString());
     } break;
 
-    case Value::TYPE_BINARY: {
+    case Value::Type::BINARY: {
       const BinaryValue* binary_value = nullptr;
       value.GetAsBinary(&binary_value);
       Add("BinaryValue", sizeof(BinaryValue) + binary_value->GetSize());
     } break;
 
-    case Value::TYPE_DICTIONARY: {
+    case Value::Type::DICTIONARY: {
       const DictionaryValue* dictionary_value = nullptr;
       value.GetAsDictionary(&dictionary_value);
       Add("DictionaryValue", sizeof(DictionaryValue));
       for (DictionaryValue::Iterator it(*dictionary_value); !it.IsAtEnd();
            it.Advance()) {
         AddString(it.key());
         AddValue(it.value());
       }
     } break;
 
-    case Value::TYPE_LIST: {
+    case Value::Type::LIST: {
       const ListValue* list_value = nullptr;
       value.GetAsList(&list_value);
       Add("ListValue", sizeof(ListValue));
       for (const auto& v : *list_value)
         AddValue(*v);
     } break;
 
     default:
       NOTREACHED();
   }
@@ skipping 33 matching lines @@
                    it.second.allocated_size_in_bytes);
     mad->AddScalar("resident_size", MemoryAllocatorDump::kUnitsBytes,
                    it.second.resident_size_in_bytes);
     mad->AddScalar(MemoryAllocatorDump::kNameObjectCount,
                    MemoryAllocatorDump::kUnitsObjects, it.second.count);
   }
 }
 
 }  // namespace trace_event
 }  // namespace base