Get chrome:// dev tool urls hooked up in content_shell.

content/shell/shell_main_delegate.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 "content/shell/shell_main_delegate.h"
 
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/path_service.h"
 #include "content/public/common/content_switches.h"
+#include "content/public/common/url_constants.h"
 #include "content/shell/shell_browser_main.h"
 #include "content/shell/shell_content_browser_client.h"
 #include "content/shell/shell_content_plugin_client.h"
 #include "content/shell/shell_content_renderer_client.h"
 #include "content/shell/shell_content_utility_client.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/base/ui_base_paths.h"
 
 #if defined(OS_MACOSX)
 #include "content/shell/paths_mac.h"
 #endif  // OS_MACOSX
 
 ShellMainDelegate::ShellMainDelegate() {
 }
 
 ShellMainDelegate::~ShellMainDelegate() {
 }
 
 bool ShellMainDelegate::BasicStartupComplete(int* exit_code) {
 #if defined(OS_MACOSX)
   OverrideFrameworkBundlePath();
 #endif
+  const CommandLine& command_line = *CommandLine::ForCurrentProcess();
+  std::string process_type =
+      command_line.GetSwitchValueASCII(switches::kProcessType);
+  content::SetContentClient(&content_client_);
+  InitializeShellContentClient(process_type);
+
   return false;
 }
 
 void ShellMainDelegate::PreSandboxStartup() {
 #if defined(OS_MACOSX)
   OverrideChildProcessPath();
 #endif  // OS_MACOSX
-
-  const CommandLine& command_line = *CommandLine::ForCurrentProcess();
-  std::string process_type =
-      command_line.GetSwitchValueASCII(switches::kProcessType);
-
-  content::SetContentClient(&content_client_);
-  InitializeShellContentClient(process_type);
-
   InitializeResourceBundle();
 }
 
 void ShellMainDelegate::SandboxInitialized(const std::string& process_type) {
 }
 
 int ShellMainDelegate::RunProcess(
     const std::string& process_type,
     const content::MainFunctionParams& main_function_params) {
   if (process_type != "")
@@ skipping 58 matching lines @@
   FilePath pak_file;
 #if defined(OS_MACOSX)
   pak_file = GetResourcesPakFilePath();
 #else
   FilePath pak_dir;
   PathService::Get(base::DIR_MODULE, &pak_dir);
   pak_file = pak_dir.Append(FILE_PATH_LITERAL("content_shell.pak"));
 #endif
   ui::ResourceBundle::InitSharedInstanceWithPakFile(pak_file);
 }