Revert 239280 "Move more file_util functions to base namespace."

trunk/src/content/browser/tracing/tracing_controller_impl.cc

Index: trunk/src/content/browser/tracing/tracing_controller_impl.cc
===================================================================
--- trunk/src/content/browser/tracing/tracing_controller_impl.cc	(revision 239399)
+++ trunk/src/content/browser/tracing/tracing_controller_impl.cc	(working copy)
@@ -68,7 +68,7 @@
 void TracingControllerImpl::ResultFile::OpenTask() {
   if (path_.empty())
     base::CreateTemporaryFile(&path_);
-  file_ = base::OpenFile(path_, "w");
+  file_ = file_util::OpenFile(path_, "w");
   if (!file_) {
     LOG(ERROR) << "Failed to open " << path_.value();
     return;
@@ -104,7 +104,7 @@
   const char* trailout = "]}";
   size_t written = fwrite(trailout, strlen(trailout), 1, file_);
   DCHECK(written == 1);
-  base::CloseFile(file_);
+  file_util::CloseFile(file_);
   file_ = NULL;
 
   BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, callback);