Update from https://crrev.com/333737

base/test/trace_event_analyzer.cc

 // Copyright (c) 2012 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/test/trace_event_analyzer.h"
 
 #include <algorithm>
 #include <math.h>
 #include <set>
 
@@ skipping 630 matching lines @@
       continue;
     if (query.Evaluate(events[i]))
       output->push_back(&events[i]);
   }
   return output->size();
 }
 
 bool ParseEventsFromJson(const std::string& json,
                          std::vector<TraceEvent>* output) {
   scoped_ptr<base::Value> root;
-  root.reset(base::JSONReader::Read(json));
+  root.reset(base::JSONReader::DeprecatedRead(json));
 
   base::ListValue* root_list = NULL;
   if (!root.get() || !root->GetAsList(&root_list))
     return false;
 
   for (size_t i = 0; i < root_list->GetSize(); ++i) {
     base::Value* item = NULL;
     if (root_list->Get(i, &item)) {
       TraceEvent event;
       if (event.SetFromJSON(item))
@@ skipping 297 matching lines @@
   end_position = (end_position < events.size()) ? end_position : events.size();
   size_t count = 0u;
   for (size_t i = begin_position; i < end_position; ++i) {
     if (query.Evaluate(*events.at(i)))
       ++count;
   }
   return count;
 }
 
 }  // namespace trace_analyzer