[Startup Tracing] The TraceConfig class [STALE]

base/trace_event/trace_event_impl_constants.cc

 // Copyright (c) 2013 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_impl.h"
 
 namespace base {
 namespace trace_event {
 
+const char TraceConfig::kDefaultTraceConfigString[] =

[dsinclair, 2015/05/08 17:44:50]

I'd prefer not to have the default values encoded into a JSON string. We should
just have an InitializeDefault which does it and not pretend it's a string.

[Zhen Wang, 2015/05/13 00:01:11]

Done.

+    "{"
+      "\"enable_sampling\":false,"
+      "\"enable_systrace\":false,"
+      "\"excluded_categories\":[\"*Debug\",\"*Test\"],"
+      "\"record_mode\":\"record-until-full\""
+    "}";
+
 // Enable everything but debug and test categories by default.
 const char CategoryFilter::kDefaultCategoryFilterString[] = "-*Debug,-*Test";
 
 // Constant used by TraceLog's internal implementation of trace_option.
 const TraceLog::InternalTraceOptions
     TraceLog::kInternalNone = 0;
 const TraceLog::InternalTraceOptions
     TraceLog::kInternalRecordUntilFull = 1 << 0;
 const TraceLog::InternalTraceOptions
     TraceLog::kInternalRecordContinuously = 1 << 1;
 const TraceLog::InternalTraceOptions
     TraceLog::kInternalEnableSampling = 1 << 2;
 const TraceLog::InternalTraceOptions
     TraceLog::kInternalEchoToConsole = 1 << 3;
 const TraceLog::InternalTraceOptions
     TraceLog::kInternalRecordAsMuchAsPossible = 1 << 4;
 
 }  // namespace trace_event
 }  // namespace base