base: Stop overloading ReadFileToString()

components/tracing/trace_config_file.cc

 // Copyright (c) 2015 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 "components/tracing/trace_config_file.h"
 
 #include <stddef.h>
 
 #include <string>
 
@@ skipping 64 matching lines @@
     DLOG(WARNING) << "Use default trace config.";
     return;
   }
 
   if (!base::PathExists(trace_config_file)) {
     DLOG(WARNING) << "The trace config file does not exist.";
     return;
   }
 
   std::string trace_config_file_content;
-  if (!base::ReadFileToString(trace_config_file,
-                              &trace_config_file_content,
-                              kTraceConfigFileSizeLimit)) {
+  if (!base::ReadFileToStringWithMaxSize(trace_config_file,
+                                         &trace_config_file_content,
+                                         kTraceConfigFileSizeLimit)) {
     DLOG(WARNING) << "Cannot read the trace config file correctly.";
     return;
   }
   is_enabled_ = ParseTraceConfigFileContent(trace_config_file_content);
   if (!is_enabled_)
     DLOG(WARNING) << "Cannot parse the trace config file correctly.";
 }
 
 TraceConfigFile::~TraceConfigFile() {
 }
@@ skipping 42 matching lines @@
 }
 
 #if !defined(OS_ANDROID)
 base::FilePath TraceConfigFile::GetResultFile() const {
   DCHECK(IsEnabled());
   return result_file_;
 }
 #endif
 
 }  // namespace tracing