Fix some problems with TaskManagerBrowserTest.PopulateWebCacheFields:

chrome/browser/task_manager_resource_providers.cc

 // Copyright (c) 2010 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/task_manager_resource_providers.h"
 
 #include "build/build_config.h"
 
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
@@ skipping 36 matching lines @@
 #endif  // defined(OS_WIN)
 
 ////////////////////////////////////////////////////////////////////////////////
 // TaskManagerTabContentsResource class
 ////////////////////////////////////////////////////////////////////////////////
 
 TaskManagerTabContentsResource::TaskManagerTabContentsResource(
     TabContents* tab_contents)
     : tab_contents_(tab_contents),
       pending_stats_update_(false),
+      had_stats_update_(false),
       v8_memory_allocated_(0),
       v8_memory_used_(0),
       pending_v8_memory_allocated_update_(false) {
   // We cache the process as when the TabContents is closed the process
   // becomes NULL and the TaskManager still needs it.
   process_ = tab_contents_->GetRenderProcessHost()->GetHandle();
   pid_ = base::GetProcId(process_);
-  stats_.images.size = 0;
-  stats_.cssStyleSheets.size = 0;
-  stats_.scripts.size = 0;
-  stats_.xslStyleSheets.size = 0;
-  stats_.fonts.size = 0;
+  memset(&stats_, 0, sizeof(stats_));
 }
 
 TaskManagerTabContentsResource::~TaskManagerTabContentsResource() {
 }
 
 std::wstring TaskManagerTabContentsResource::GetTitle() const {
   // Fall back on the URL if there's no title.
   std::wstring tab_title(UTF16ToWideHack(tab_contents_->GetTitle()));
   if (tab_title.empty()) {
     tab_title = UTF8ToWide(tab_contents_->GetURL().spec());
@@ skipping 36 matching lines @@
 }
 
 size_t TaskManagerTabContentsResource::GetV8MemoryUsed() const {
   return v8_memory_used_;
 }
 
 void TaskManagerTabContentsResource::NotifyResourceTypeStats(
     const WebKit::WebCache::ResourceTypeStats& stats) {
   stats_ = stats;
   pending_stats_update_ = false;
+  had_stats_update_ = true;
 }
 
 void TaskManagerTabContentsResource::NotifyV8HeapStats(
     size_t v8_memory_allocated, size_t v8_memory_used) {
   v8_memory_allocated_ = v8_memory_allocated;
   v8_memory_used_ = v8_memory_used;
   pending_v8_memory_allocated_update_ = false;
 }
 
 SkBitmap TaskManagerTabContentsResource::GetIcon() const {
@@ skipping 770 matching lines @@
 
   return &resource_;
 }
 
 void TaskManagerBrowserProcessResourceProvider::StartUpdating() {
   task_manager_->AddResource(&resource_);
 }
 
 void TaskManagerBrowserProcessResourceProvider::StopUpdating() {
 }