Improve process launch handle sharing API.

chrome/browser/chrome_content_browser_client.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/chrome_content_browser_client.h"
 
 #include <map>
 #include <set>
 #include <utility>
 #include <vector>
@@ skipping 405 matching lines @@
 using content::RenderFrameHost;
 using content::RenderViewHost;
 using content::ResourceType;
 using content::SiteInstance;
 using content::WebContents;
 using content::WebPreferences;
 using message_center::NotifierId;
 using security_interstitials::SSLErrorUI;
 
 #if defined(OS_POSIX)
-using content::FileDescriptorInfo;
+using content::PosixFileDescriptorInfo;
 #endif
 
 #if BUILDFLAG(ENABLE_EXTENSIONS)
 using extensions::APIPermission;
 using extensions::ChromeContentBrowserClientExtensionsPart;
 using extensions::Extension;
 using extensions::InfoMap;
 using extensions::Manifest;
 #endif
 
@@ skipping 2335 matching lines @@
   for (size_t i = 0; i < extra_parts_.size(); ++i) {
     extra_parts_[i]->GetAdditionalFileSystemBackends(
         browser_context, storage_partition_path, additional_backends);
   }
 }
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
 void ChromeContentBrowserClient::GetAdditionalMappedFilesForChildProcess(
     const base::CommandLine& command_line,
     int child_process_id,
-    FileDescriptorInfo* mappings) {
+    PosixFileDescriptorInfo* mappings) {
 #if defined(OS_ANDROID)
   base::MemoryMappedFile::Region region;
   int fd = ui::GetMainAndroidPackFd(&region);
   mappings->ShareWithRegion(kAndroidUIResourcesPakDescriptor, fd, region);
 
   fd = ui::GetCommonResourcesPackFd(&region);
   mappings->ShareWithRegion(kAndroidChrome100PercentPakDescriptor, fd, region);
 
   fd = ui::GetLocalePackFd(&region);
   mappings->ShareWithRegion(kAndroidLocalePakDescriptor, fd, region);
@@ skipping 673 matching lines @@
   // displayed URL when rewriting chrome://help to chrome://settings/help.
   return url->SchemeIs(content::kChromeUIScheme) &&
          url->host() == chrome::kChromeUISettingsHost;
 }
 
 // static
 void ChromeContentBrowserClient::SetDefaultQuotaSettingsForTesting(
     const storage::QuotaSettings* settings) {
   g_default_quota_settings = settings;
 }