Mac: Implement about:memory.

chrome/browser/memory_details.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/browser/memory_details.h"
 
 #include "app/l10n_util.h"
 #include "base/file_version_info.h"
 #include "base/process_util.h"
 #include "base/string_util.h"
@@ skipping 166 matching lines @@
   // Memory is measured in KB.
 
   const ProcessData& browser = *ChromeBrowser();
   size_t aggregate_memory = 0;
   int plugin_count = 0;
   int worker_count = 0;
   for (size_t index = 0; index < browser.processes.size(); index++) {
     int sample = static_cast<int>(browser.processes[index].working_set.priv);
     aggregate_memory += sample;
     switch (browser.processes[index].type) {
-     case ChildProcessInfo::BROWSER_PROCESS:
-       UMA_HISTOGRAM_MEMORY_KB("Memory.Browser", sample);
-       break;
-     case ChildProcessInfo::RENDER_PROCESS:
-       UMA_HISTOGRAM_MEMORY_KB("Memory.Renderer", sample);
-       break;
-     case ChildProcessInfo::PLUGIN_PROCESS:
-       UMA_HISTOGRAM_MEMORY_KB("Memory.Plugin", sample);
-       plugin_count++;
-       break;
-     case ChildProcessInfo::WORKER_PROCESS:
-       UMA_HISTOGRAM_MEMORY_KB("Memory.Worker", sample);
-       worker_count++;
-       break;
-     case ChildProcessInfo::ZYGOTE_PROCESS:
-       UMA_HISTOGRAM_MEMORY_KB("Memory.Zygote", sample);
-       break;
-     case ChildProcessInfo::SANDBOX_HELPER_PROCESS:
-       UMA_HISTOGRAM_MEMORY_KB("Memory.SandboxHelper", sample);
-       break;
-     case ChildProcessInfo::NACL_PROCESS:
-       UMA_HISTOGRAM_MEMORY_KB("Memory.NativeClient", sample);
-       break;
-     default:
-       NOTREACHED();
+      case ChildProcessInfo::BROWSER_PROCESS:
+        UMA_HISTOGRAM_MEMORY_KB("Memory.Browser", sample);
+        break;
+      case ChildProcessInfo::RENDER_PROCESS:
+        UMA_HISTOGRAM_MEMORY_KB("Memory.Renderer", sample);
+        break;
+      case ChildProcessInfo::PLUGIN_PROCESS:
+        UMA_HISTOGRAM_MEMORY_KB("Memory.Plugin", sample);
+        plugin_count++;
+        break;
+      case ChildProcessInfo::WORKER_PROCESS:
+        UMA_HISTOGRAM_MEMORY_KB("Memory.Worker", sample);
+        worker_count++;
+        break;
+      case ChildProcessInfo::UTILITY_PROCESS:
+        UMA_HISTOGRAM_MEMORY_KB("Memory.Utility", sample);
+        break;
+      case ChildProcessInfo::ZYGOTE_PROCESS:
+        UMA_HISTOGRAM_MEMORY_KB("Memory.Zygote", sample);
+        break;
+      case ChildProcessInfo::SANDBOX_HELPER_PROCESS:
+        UMA_HISTOGRAM_MEMORY_KB("Memory.SandboxHelper", sample);
+        break;
+      case ChildProcessInfo::NACL_PROCESS:
+        UMA_HISTOGRAM_MEMORY_KB("Memory.NativeClient", sample);
+        break;
+      default:
+        NOTREACHED();
     }
   }
   UMA_HISTOGRAM_MEMORY_KB("Memory.BackingStore",
                           BackingStoreManager::MemorySize() / 1024);
 
   UMA_HISTOGRAM_COUNTS_100("Memory.ProcessCount",
       static_cast<int>(browser.processes.size()));
   UMA_HISTOGRAM_COUNTS_100("Memory.PluginProcessCount", plugin_count);
   UMA_HISTOGRAM_COUNTS_100("Memory.WorkerProcessCount", worker_count);
+  // TODO(viettrungluu): Do we want separate counts for the other
+  // (platform-specific) process types?
 
   int total_sample = static_cast<int>(aggregate_memory / 1000);
   UMA_HISTOGRAM_MEMORY_MB("Memory.Total", total_sample);
 }