Revert 34994, maybe it regressed startup perf - Fix cpu/memory measurements o...

webkit/glue/webkitclient_impl.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.
 
 #include "webkit/glue/webkitclient_impl.h"
 
 #include <math.h>
 
 #include "base/file_path.h"
 #include "base/file_util.h"
@@ skipping 300 matching lines @@
     unsigned key_size_index,
     const WebKit::WebString& challenge,
     const WebKit::WebURL& url) {
   NOTREACHED();
   return WebKit::WebString();
 }
 
 size_t WebKitClientImpl::memoryUsageMB() {
   using base::ProcessMetrics;
   static ProcessMetrics* process_metrics =
-#if !defined(OS_MACOSX)
       ProcessMetrics::CreateProcessMetrics(base::GetCurrentProcessHandle());
-#else
-      // The default port provider is sufficient to get data for the current
-      // process.
-      ProcessMetrics::CreateProcessMetrics(base::GetCurrentProcessHandle(),
-                                           NULL);
-#endif
   DCHECK(process_metrics);
   return process_metrics->GetPagefileUsage() >> 20;
 }
 
 bool WebKitClientImpl::fileExists(const WebKit::WebString& path) {
   FilePath::StringType file_path = webkit_glue::WebStringToFilePathString(path);
   return file_util::PathExists(FilePath(file_path));
 }
 
 bool WebKitClientImpl::deleteFile(const WebKit::WebString& path) {
@@ skipping 49 matching lines @@
 bool WebKitClientImpl::isDirectory(const WebKit::WebString& path) {
   FilePath file_path(webkit_glue::WebStringToFilePathString(path));
   return file_util::DirectoryExists(file_path);
 }
 
 WebKit::WebURL WebKitClientImpl::filePathToURL(const WebKit::WebString& path) {
   return net::FilePathToFileURL(webkit_glue::WebStringToFilePath(path));
 }
 
 }  // namespace webkit_glue