Modify the base::JSONReader interface to take a set of options rather than a boolean flag.

base/test/trace_event_analyzer.cc

Index: base/test/trace_event_analyzer.cc
diff --git a/base/test/trace_event_analyzer.cc b/base/test/trace_event_analyzer.cc
index ac4968c95b45eb4654395403973ea12987703a64..c0d9fae4be6ed04ad93b2c57601ee6ae73929834 100644
--- a/base/test/trace_event_analyzer.cc
+++ b/base/test/trace_event_analyzer.cc
@@ -644,7 +644,7 @@ size_t FindMatchingEvents(const std::vector<TraceEvent>& events,
 bool ParseEventsFromJson(const std::string& json,
                          std::vector<TraceEvent>* output) {
   scoped_ptr<base::Value> root;
-  root.reset(base::JSONReader::Read(json, false));
+  root.reset(base::JSONReader::Read(json));
 
   ListValue* root_list = NULL;
   if (!root.get() || !root->GetAsList(&root_list))