Fix some typo and nits while reading the code.

base/win/event_trace_controller.cc

 // Copyright (c) 2009 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.
 //
 // Implementation of a Windows event trace controller class.
 #include "base/win/event_trace_controller.h"
 #include "base/logging.h"
 
 namespace base {
 namespace win {
@@ skipping 46 matching lines @@
     prop = &ignore;
 
   HRESULT hr = Start(session_name, prop, &session_);
   if (SUCCEEDED(hr))
     session_name_ = session_name;
 
   return hr;
 }
 
 HRESULT EtwTraceController::StartFileSession(const wchar_t* session_name,
-      const wchar_t* logfile_path, bool realtime) {
+    const wchar_t* logfile_path, bool realtime) {
   DCHECK(NULL == session_ && session_name_.empty());
 
   EtwTraceProperties prop;
   prop.SetLoggerFileName(logfile_path);
   EVENT_TRACE_PROPERTIES& p = *prop.get();
   p.Wnode.ClientContext = 1;  // QPC timer accuracy.
   p.LogFileMode = EVENT_TRACE_FILE_MODE_SEQUENTIAL;  // Sequential log.
   if (realtime)
     p.LogFileMode |= EVENT_TRACE_REAL_TIME_MODE;
 
@@ skipping 86 matching lines @@
 HRESULT EtwTraceController::Flush(const wchar_t* session_name,
     EtwTraceProperties* properties) {
   DCHECK(properties != NULL);
   ULONG err = ::ControlTrace(NULL, session_name, properties->get(),
                              EVENT_TRACE_CONTROL_FLUSH);
   return HRESULT_FROM_WIN32(err);
 }
 
 }  // namespace win
 }  // namespace base