chrome/browser/task_manager/browser_process_resource_provider.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/task_manager/browser_process_resource_provider.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/profiler/scoped_tracker.h"
   9 #include "base/strings/string16.h"
  10 #include "chrome/browser/task_manager/resource_provider.h"
  11 #include "chrome/browser/task_manager/task_manager.h"
  12 #include "chrome/common/chrome_switches.h"
  13 #include "chrome/grit/generated_resources.h"
  14 #include "grit/theme_resources.h"
  15 #include "net/proxy/proxy_resolver_v8.h"
  16 #include "third_party/sqlite/sqlite3.h"
  17 #include "ui/base/l10n/l10n_util.h"
  18 #include "ui/base/resource/resource_bundle.h"
  19 #include "ui/gfx/image/image_skia.h"
  20
  21 #if defined(OS_MACOSX)
  22 #include "ui/gfx/image/image_skia_util_mac.h"
  23 #endif  // defined(OS_MACOSX)
  24
  25 #if defined(OS_WIN)
  26 #include "chrome/browser/app_icon_win.h"
  27 #include "ui/gfx/icon_util.h"
  28 #endif  // defined(OS_WIN)
  29
  30 namespace task_manager {
  31
  32 gfx::ImageSkia* BrowserProcessResource::default_icon_ = NULL;
  33
  34 BrowserProcessResource::BrowserProcessResource()
  35     : title_() {
  36   // TODO(vadimt): Remove ScopedTracker below once crbug.com/437890 is fixed.
  37   tracked_objects::ScopedTracker tracking_profile1(
  38       FROM_HERE_WITH_EXPLICIT_FUNCTION(
  39           "437890 BrowserProcessResource::BrowserProcessResource1"));
  40
  41   int pid = base::GetCurrentProcId();
  42   bool success = base::OpenPrivilegedProcessHandle(pid, &process_);
  43   DCHECK(success);
  44 #if defined(OS_WIN)
  45   if (!default_icon_) {
  46     // TODO(vadimt): Remove ScopedTracker below once crbug.com/437890 is fixed.
  47     tracked_objects::ScopedTracker tracking_profile2(
  48         FROM_HERE_WITH_EXPLICIT_FUNCTION(
  49             "437890 BrowserProcessResource::BrowserProcessResource2"));
  50
  51     HICON icon = GetAppIcon();
  52     if (icon) {
  53       // TODO(vadimt): Remove ScopedTracker below once crbug.com/437890 is
  54       // fixed.
  55       tracked_objects::ScopedTracker tracking_profile3(
  56           FROM_HERE_WITH_EXPLICIT_FUNCTION(
  57               "437890 BrowserProcessResource::BrowserProcessResource3"));
  58
  59       scoped_ptr<SkBitmap> bitmap(IconUtil::CreateSkBitmapFromHICON(icon));
  60       default_icon_ = new gfx::ImageSkia(gfx::ImageSkiaRep(*bitmap, 1.0f));
  61     }
  62   }
  63 #elif defined(OS_POSIX)
  64   if (!default_icon_) {
  65     ResourceBundle& rb = ResourceBundle::GetSharedInstance();
  66     default_icon_ = rb.GetImageSkiaNamed(IDR_PRODUCT_LOGO_16);
  67   }
  68 #else
  69   // TODO(port): Port icon code.
  70   NOTIMPLEMENTED();
  71 #endif  // defined(OS_WIN)
  72
  73   // TODO(vadimt): Remove ScopedTracker below once crbug.com/437890 is
  74   // fixed.
  75   tracked_objects::ScopedTracker tracking_profile4(
  76       FROM_HERE_WITH_EXPLICIT_FUNCTION(
  77           "437890 BrowserProcessResource::BrowserProcessResource4"));
  78
  79   default_icon_->MakeThreadSafe();
  80 }
  81
  82 BrowserProcessResource::~BrowserProcessResource() {
  83   base::CloseProcessHandle(process_);
  84 }
  85
  86 // Resource methods:
  87 base::string16 BrowserProcessResource::GetTitle() const {
  88   if (title_.empty()) {
  89     title_ = l10n_util::GetStringUTF16(IDS_TASK_MANAGER_WEB_BROWSER_CELL_TEXT);
  90   }
  91   return title_;
  92 }
  93
  94 base::string16 BrowserProcessResource::GetProfileName() const {
  95   return base::string16();
  96 }
  97
  98 gfx::ImageSkia BrowserProcessResource::GetIcon() const {
  99   return *default_icon_;
 100 }
 101
 102 size_t BrowserProcessResource::SqliteMemoryUsedBytes() const {
 103   return static_cast<size_t>(sqlite3_memory_used());
 104 }
 105
 106 base::ProcessHandle BrowserProcessResource::GetProcess() const {
 107   return base::GetCurrentProcessHandle();  // process_;
 108 }
 109
 110 int BrowserProcessResource::GetUniqueChildProcessId() const {
 111   return 0;
 112 }
 113
 114 Resource::Type BrowserProcessResource::GetType() const {
 115   return BROWSER;
 116 }
 117
 118 bool BrowserProcessResource::SupportNetworkUsage() const {
 119   return true;
 120 }
 121
 122 void BrowserProcessResource::SetSupportNetworkUsage() {
 123   NOTREACHED();
 124 }
 125
 126 bool BrowserProcessResource::ReportsSqliteMemoryUsed() const {
 127   return true;
 128 }
 129
 130 // BrowserProcess uses v8 for proxy resolver in certain cases.
 131 bool BrowserProcessResource::ReportsV8MemoryStats() const {
 132   const CommandLine* command_line = CommandLine::ForCurrentProcess();
 133   bool using_v8 = !command_line->HasSwitch(switches::kWinHttpProxyResolver);
 134   if (using_v8 && command_line->HasSwitch(switches::kSingleProcess)) {
 135     using_v8 = false;
 136   }
 137   return using_v8;
 138 }
 139
 140 size_t BrowserProcessResource::GetV8MemoryAllocated() const {
 141   return net::ProxyResolverV8::GetTotalHeapSize();
 142 }
 143
 144 size_t BrowserProcessResource::GetV8MemoryUsed() const {
 145   return net::ProxyResolverV8::GetUsedHeapSize();
 146 }
 147
 148 ////////////////////////////////////////////////////////////////////////////////
 149 // BrowserProcessResourceProvider class
 150 ////////////////////////////////////////////////////////////////////////////////
 151
 152 BrowserProcessResourceProvider::
 153     BrowserProcessResourceProvider(TaskManager* task_manager)
 154     : updating_(false),
 155       task_manager_(task_manager) {
 156 }
 157
 158 BrowserProcessResourceProvider::~BrowserProcessResourceProvider() {
 159 }
 160
 161 Resource* BrowserProcessResourceProvider::GetResource(
 162     int origin_pid,
 163     int child_id,
 164     int route_id) {
 165   if (origin_pid || child_id != -1) {
 166     return NULL;
 167   }
 168
 169   return &resource_;
 170 }
 171
 172 void BrowserProcessResourceProvider::StartUpdating() {
 173   task_manager_->AddResource(&resource_);
 174 }
 175
 176 void BrowserProcessResourceProvider::StopUpdating() {
 177 }
 178
 179 }  // namespace task_manager