cros: Log per-process memory use on low memory events

chrome/browser/memory_details_mac.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/memory_details.h"
 
 #include <set>
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 30 matching lines @@
   CHROME_BROWSER = 0,
   SAFARI_BROWSER,
   FIREFOX_BROWSER,
   CAMINO_BROWSER,
   OPERA_BROWSER,
   OMNIWEB_BROWSER,
   MAX_BROWSERS
 } BrowserProcess;
 
 
-MemoryDetails::MemoryDetails() {
+MemoryDetails::MemoryDetails()
+    : user_metrics_mode_(UPDATE_USER_METRICS) {
   const std::string google_browser_name =
       l10n_util::GetStringUTF8(IDS_PRODUCT_NAME);
   // (Human and process) names of browsers; should match the ordering for
   // |BrowserProcess| (i.e., |BrowserType|).
   // TODO(viettrungluu): The current setup means that we can't detect both
   // Chrome and Chromium at the same time!
   // TODO(viettrungluu): Get localized browser names for other browsers
   // (crbug.com/25779).
   struct {
     const char* name;
@@ skipping 168 matching lines @@
     }
   }
 
   // Memory info.
   process_info.GetCommittedKBytesOfPID(info.pid, &info.committed);
   process_info.GetWorkingSetKBytesOfPID(info.pid, &info.working_set);
 
   // Add the process info to our list.
   process_data_[CHROME_BROWSER].processes.push_back(info);
 }