Rollback Scavenge implemetation and rely on existing functionality to free...

chrome/renderer/render_thread.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 "chrome/renderer/render_thread.h"
 
 #include <algorithm>
 #include <map>
 #include <vector>
 
@@ skipping 32 matching lines @@
 #include "chrome/renderer/user_script_slave.h"
 #include "ipc/ipc_message.h"
 #include "webkit/api/public/WebColor.h"
 #include "webkit/api/public/WebCache.h"
 #include "webkit/api/public/WebKit.h"
 #include "webkit/api/public/WebString.h"
 #include "webkit/extensions/v8/benchmarking_extension.h"
 #include "webkit/extensions/v8/gears_extension.h"
 #include "webkit/extensions/v8/interval_extension.h"
 #include "webkit/extensions/v8/playback_extension.h"
-#include "third_party/tcmalloc/google/malloc_extension.h"
+#include "third_party/tcmalloc/tcmalloc/src/google/malloc_extension.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <objbase.h>
 #endif
 
 using WebKit::WebCache;
 using WebKit::WebString;
 
 namespace {
@@ skipping 396 matching lines @@
     WebKit::enableMediaPlayer();
 }
 
 void RenderThread::IdleHandler() {
   // It is possible that the timer was set while the widgets were idle,
   // but that they are no longer idle.  If so, just return.
   if (!widget_count_ || hidden_widget_count_ < widget_count_)
     return;
 
 #if defined(OS_WIN)
-  MallocExtension::instance()->Scavenge();
+  MallocExtension::instance()->ReleaseFreeMemory();
 #endif
 
   if (!v8::V8::IsDead()) {
     LOG(INFO) << "RenderThread calling v8 IdleNotification for " << this;
     v8::V8::IdleNotification(false);
   }
 
   // Schedule next invocation.
   // Dampen the delay using the algorithm:
   //    delay = delay + 1 / (delay + 2)
@@ skipping 17 matching lines @@
 
 void RenderThread::OnPurgePluginListCache(bool reload_pages) {
   // The call below will cause a GetPlugins call with refresh=true, but at this
   // point we already know that the browser has refreshed its list, so disable
   // refresh temporarily to prevent each renderer process causing the list to be
   // regenerated.
   plugin_refresh_allowed_ = false;
   WebKit::resetPluginCache(reload_pages);
   plugin_refresh_allowed_ = true;
 }