ash/shell/content_client/shell_content_browser_client.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ash/shell/content_client/shell_content_browser_client.h"
   6
   7 #include "ash/shell/content_client/shell_browser_main_parts.h"
   8 #include "base/command_line.h"
   9 #include "content/public/common/content_descriptors.h"
  10 #include "content/public/common/content_switches.h"
  11 #include "content/shell/browser/shell_browser_context.h"
  12 #include "gin/v8_initializer.h"
  13 #include "third_party/skia/include/core/SkBitmap.h"
  14
  15 namespace ash {
  16 namespace shell {
  17
  18 ShellContentBrowserClient::ShellContentBrowserClient()
  19     :
  20 #if defined(OS_POSIX) && !defined(OS_MACOSX)
  21       v8_natives_fd_(-1),
  22       v8_snapshot_fd_(-1),
  23 #endif  // OS_POSIX && !OS_MACOSX
  24       shell_browser_main_parts_(nullptr) {
  25 }
  26
  27 ShellContentBrowserClient::~ShellContentBrowserClient() {
  28 }
  29
  30 content::BrowserMainParts* ShellContentBrowserClient::CreateBrowserMainParts(
  31     const content::MainFunctionParams& parameters) {
  32   shell_browser_main_parts_ =  new ShellBrowserMainParts(parameters);
  33   return shell_browser_main_parts_;
  34 }
  35
  36 net::URLRequestContextGetter* ShellContentBrowserClient::CreateRequestContext(
  37     content::BrowserContext* content_browser_context,
  38     content::ProtocolHandlerMap* protocol_handlers,
  39     content::URLRequestInterceptorScopedVector request_interceptors) {
  40   content::ShellBrowserContext* shell_context =
  41       static_cast<content::ShellBrowserContext*>(content_browser_context);
  42   return shell_context->CreateRequestContext(protocol_handlers,
  43                                              request_interceptors.Pass());
  44 }
  45
  46 void ShellContentBrowserClient::AppendExtraCommandLineSwitches(
  47     base::CommandLine* command_line,
  48     int child_process_id) {
  49 #if defined(OS_POSIX) && !defined(OS_MACOSX)
  50 #if defined(V8_USE_EXTERNAL_STARTUP_DATA)
  51   std::string process_type =
  52       command_line->GetSwitchValueASCII(switches::kProcessType);
  53   if (process_type != switches::kZygoteProcess) {
  54     command_line->AppendSwitch(::switches::kV8NativesPassedByFD);
  55     command_line->AppendSwitch(::switches::kV8SnapshotPassedByFD);
  56   }
  57 #endif  // V8_USE_EXTERNAL_STARTUP_DATA
  58 #endif  // OS_POSIX && !OS_MACOSX
  59 }
  60
  61 #if defined(OS_POSIX) && !defined(OS_MACOSX)
  62 void ShellContentBrowserClient::GetAdditionalMappedFilesForChildProcess(
  63     const base::CommandLine& command_line,
  64     int child_process_id,
  65     content::FileDescriptorInfo* mappings) {
  66 #if defined(V8_USE_EXTERNAL_STARTUP_DATA)
  67   if (v8_natives_fd_.get() == -1 || v8_snapshot_fd_.get() == -1) {
  68     int v8_natives_fd = -1;
  69     int v8_snapshot_fd = -1;
  70     if (gin::V8Initializer::OpenV8FilesForChildProcesses(&v8_natives_fd,
  71                                                          &v8_snapshot_fd)) {
  72       v8_natives_fd_.reset(v8_natives_fd);
  73       v8_snapshot_fd_.reset(v8_snapshot_fd);
  74     }
  75   }
  76   DCHECK(v8_natives_fd_.get() != -1 && v8_snapshot_fd_.get() != -1);
  77   mappings->Share(kV8NativesDataDescriptor, v8_natives_fd_.get());
  78   mappings->Share(kV8SnapshotDataDescriptor, v8_snapshot_fd_.get());
  79 #endif  // V8_USE_EXTERNAL_STARTUP_DATA
  80 }
  81 #endif  // OS_POSIX && !OS_MACOSX
  82
  83 content::ShellBrowserContext* ShellContentBrowserClient::browser_context() {
  84   return shell_browser_main_parts_->browser_context();
  85 }
  86
  87 }  // namespace examples
  88 }  // namespace views