Show gpu process stats in about:tcmalloc

chrome/browser/ui/webui/about_ui.cc

 // Copyright (c) 2012 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/browser/ui/webui/about_ui.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 74 matching lines @@
 #include "content/public/browser/zygote_host_linux.h"
 #elif defined(OS_LINUX) || defined(OS_OPENBSD)
 #include "content/public/browser/zygote_host_linux.h"
 #endif
 
 #if defined(USE_ASH)
 #include "ash/wm/frame_painter.h"
 #include "base/string_split.h"
 #endif
 
-#if defined(USE_TCMALLOC)
-#include "third_party/tcmalloc/chromium/src/gperftools/malloc_extension.h"
-#endif
-
 using base::Time;
 using base::TimeDelta;
 using content::BrowserThread;
 using content::PluginService;
 using content::WebContents;
 
 namespace {
 
 const char kCreditsJsPath[] = "credits.js";
 const char kMemoryJsPath[] = "memory.js";
@@ skipping 672 matching lines @@
 
   // Where the results are fed to.
   scoped_refptr<AboutUIHTMLSource> source_;
 
   // ID identifying the request.
   int request_id_;
 
   DISALLOW_COPY_AND_ASSIGN(AboutDnsHandler);
 };
 
-#if defined(USE_TCMALLOC)
-std::string AboutTcmalloc() {
-  std::string data;
-  AboutTcmallocOutputsType* outputs =
-      AboutTcmallocOutputs::GetInstance()->outputs();
-
-  // Display any stats for which we sent off requests the last time.
-  AppendHeader(&data, 0, "About tcmalloc");
-  AppendBody(&data);
-  data.append("<p>Stats as of last page load;");
-  data.append("reload to get stats as of this page load.</p>\n");
-  data.append("<table width=\"100%\">\n");
-  for (AboutTcmallocOutputsType::const_iterator oit = outputs->begin();
-       oit != outputs->end();
-       oit++) {
-    data.append("<tr><td bgcolor=\"yellow\">");
-    data.append(oit->first);
-    data.append("</td></tr>\n");
-    data.append("<tr><td><pre>\n");
-    data.append(oit->second);
-    data.append("</pre></td></tr>\n");
-  }
-  data.append("</table>\n");
-  AppendFooter(&data);
-
-  // Reset our collector singleton.
-  outputs->clear();
-
-  // Populate the collector with stats from the local browser process
-  // and send off requests to all the renderer processes.
-  char buffer[1024 * 32];
-  MallocExtension::instance()->GetStats(buffer, sizeof(buffer));
-  std::string browser("Browser");
-  AboutTcmallocOutputs::GetInstance()->SetOutput(browser, buffer);
-  content::RenderProcessHost::iterator
-      it(content::RenderProcessHost::AllHostsIterator());
-  while (!it.IsAtEnd()) {
-    it.GetCurrentValue()->Send(new ChromeViewMsg_GetRendererTcmalloc);
-    it.Advance();
-  }
-
-  return data;
-}
-#endif
-
 std::string AboutHistograms(const std::string& query) {
   TimeDelta wait_time = TimeDelta::FromMilliseconds(10000);
 
 #ifndef NDEBUG
   base::StatisticsRecorder::CollectHistogramStats("Browser");
 #endif
 
   HistogramSynchronizer* current_synchronizer =
       HistogramSynchronizer::CurrentSynchronizer();
   DCHECK(current_synchronizer != NULL);
@@ skipping 609 matching lines @@
   } else if (host == chrome::kChromeUIOSCreditsHost) {
     response = ResourceBundle::GetSharedInstance().GetRawDataResource(
         IDR_OS_CREDITS_HTML).as_string();
 #endif
 #if defined(OS_LINUX) || defined(OS_OPENBSD)
   } else if (host == chrome::kChromeUISandboxHost) {
     response = AboutSandbox();
 #endif
   } else if (host == chrome::kChromeUIStatsHost) {
     response = AboutStats(path);
-#if defined(USE_TCMALLOC)
-  } else if (host == chrome::kChromeUITCMallocHost) {
-    response = AboutTcmalloc();
-#endif
   } else if (host == chrome::kChromeUITermsHost) {
 #if defined(OS_CHROMEOS)
     ChromeOSTermsHandler::Start(this, path, request_id);
     return;
 #else
     response = ResourceBundle::GetSharedInstance().GetRawDataResource(
         IDR_TERMS_HTML).as_string();
 #endif
   } else if (host == chrome::kChromeUIVersionHost) {
     if (path == kStringsJsPath) {
@@ skipping 29 matching lines @@
 }
 
 AboutUI::AboutUI(content::WebUI* web_ui, const std::string& name)
     : WebUIController(web_ui) {
   Profile* profile = Profile::FromWebUI(web_ui);
   ChromeURLDataManager::DataSource* source =
       new AboutUIHTMLSource(name, profile);
   if (source)
     profile->GetChromeURLDataManager()->AddDataSource(source);
 }