Add a Content API around BrowserChildProcessHost, similar to what was done with ChildProcessHost....

chrome/browser/memory_details.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 "base/bind.h"
 #include "base/file_version_info.h"
 #include "base/metrics/histogram.h"
 #include "base/process_util.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/extensions/extension_process_manager.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/chrome_view_type.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/url_constants.h"
-#include "content/browser/browser_child_process_host.h"
+#include "content/public/browser/browser_child_process_host_iterator.h"
+#include "content/public/browser/child_process_data.h"
 #include "content/browser/renderer_host/backing_store_manager.h"
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host_delegate.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/bindings_policy.h"
 #include "content/public/common/process_type.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
 #include "content/browser/renderer_host/render_sandbox_host_linux.h"
 #include "content/browser/zygote_host_linux.h"
 #endif
 
+using content::BrowserChildProcessHostIterator;
 using content::BrowserThread;
 using content::NavigationEntry;
 using content::WebContents;
 
 // static
 std::string ProcessMemoryInformation::GetRendererTypeNameInEnglish(
     RendererProcessType type) {
   switch (type) {
     case RENDERER_NORMAL:
       return "Tab";
@@ skipping 77 matching lines @@
 }
 
 MemoryDetails::~MemoryDetails() {}
 
 void MemoryDetails::CollectChildInfoOnIOThread() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 
   std::vector<ProcessMemoryInformation> child_info;
 
   // Collect the list of child processes.
-  for (BrowserChildProcessHost::Iterator iter; !iter.Done(); ++iter) {
+  for (BrowserChildProcessHostIterator iter; !iter.Done(); ++iter) {
     ProcessMemoryInformation info;
-    info.pid = base::GetProcId(iter->data().handle);
+    info.pid = base::GetProcId(iter.GetData().handle);
     if (!info.pid)
       continue;
 
-    info.type = iter->data().type;
+    info.type = iter.GetData().type;
     info.renderer_type = ProcessMemoryInformation::RENDERER_UNKNOWN;
-    info.titles.push_back(iter->data().name);
+    info.titles.push_back(iter.GetData().name);
     child_info.push_back(info);
   }
 
   // Now go do expensive memory lookups from the file thread.
   BrowserThread::PostTask(
       BrowserThread::FILE, FROM_HERE,
       base::Bind(&MemoryDetails::CollectProcessData, this, child_info));
 }
 
 void MemoryDetails::CollectChildInfoOnUIThread() {
@@ skipping 269 matching lines @@
   UMA_HISTOGRAM_COUNTS_100("Memory.PepperPluginProcessCount",
       pepper_plugin_count);
   UMA_HISTOGRAM_COUNTS_100("Memory.RendererProcessCount", renderer_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);
 }