Add a mode flag to the tracing framework.

base/test/trace_event_analyzer_unittest.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/bind.h"
 #include "base/debug/trace_event_unittest.h"
 #include "base/test/trace_event_analyzer.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ skipping 21 matching lines @@
 }
 
 void TraceEventAnalyzerTest::OnTraceDataCollected(
     const scoped_refptr<base::RefCountedString>& json_events_str) {
   buffer_.AddFragment(json_events_str->data());
 }
 
 void TraceEventAnalyzerTest::BeginTracing() {
   output_.json_output.clear();
   buffer_.Start();
-  base::debug::TraceLog::GetInstance()->SetEnabled(true);
+  base::debug::TraceLog::GetInstance()->SetEnabled(
+      true,
+      base::debug::TraceLog::RECORD_UNTIL_FULL);
 }
 
 void TraceEventAnalyzerTest::EndTracing() {
-  base::debug::TraceLog::GetInstance()->SetEnabled(false);
+  base::debug::TraceLog::GetInstance()->SetEnabled(
+      false,
+      base::debug::TraceLog::RECORD_UNTIL_FULL);
   base::debug::TraceLog::GetInstance()->Flush(
       base::Bind(&TraceEventAnalyzerTest::OnTraceDataCollected,
                  base::Unretained(this)));
   buffer_.Finish();
 }
 
 }  // namespace
 
 TEST_F(TraceEventAnalyzerTest, NoEvents) {
   ManualSetUp();
@@ skipping 759 matching lines @@
   EXPECT_EQ(num_events, CountMatches(event_ptrs, Query::Bool(true)));
   EXPECT_EQ(num_events - 1, CountMatches(event_ptrs, Query::Bool(true),
                                          1, num_events));
   EXPECT_EQ(1u, CountMatches(event_ptrs, query_one));
   EXPECT_EQ(num_events - 1, CountMatches(event_ptrs, !query_one));
   EXPECT_EQ(num_named, CountMatches(event_ptrs, query_named));
 }
 
 
 }  // namespace trace_analyzer