Replace most LOG/CHECK statements with DLOG/DCHECK statements in base.

base/debug/trace_event.cc

 // Copyright (c) 2011 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/debug/trace_event.h"
 
 #include <algorithm>
 
 #if defined(OS_WIN)
 #include "base/debug/trace_event_win.h"
@@ skipping 304 matching lines @@
 TraceLog::TraceLog()
     : enabled_(false) {
 }
 
 TraceLog::~TraceLog() {
 }
 
 const TraceCategory* TraceLog::GetCategory(const char* name) {
   TraceLog* tracelog = GetInstance();
   if (!tracelog){
-    CHECK(!g_category_already_shutdown->enabled);
+    DCHECK(!g_category_already_shutdown->enabled);
     return g_category_already_shutdown;
   }
   return tracelog->GetCategoryInternal(name);
 }
 
 static void EnableMatchingCategory(int category_index,
                                    const std::vector<std::string>& patterns,
                                    bool is_included) {
   std::vector<std::string>::const_iterator ci = patterns.begin();
   bool is_match = false;
@@ skipping 315 matching lines @@
         NULL, 0, NULL, 0,
         p_data_->threshold_begin_id, p_data_->threshold,
         TraceLog::EVENT_FLAG_NONE);
   }
 }
 
 }  // namespace internal
 
 }  // namespace debug
 }  // namespace base