Enable --single-process for Mac and Linux....

chrome/app/chrome_dll_main.cc

 // Copyright (c) 2006-2008 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.
 
 // TODO(port): the ifdefs in here are a first step towards trying to determine
 // the correct abstraction for all the OS functionality required at this
 // stage of process initialization. It should not be taken as a final
 // abstraction.
 
 #include "build/build_config.h"
@@ skipping 14 matching lines @@
 #include "base/debug_util.h"
 #include "base/icu_util.h"
 #include "base/message_loop.h"
 #include "base/path_service.h"
 #include "base/process_util.h"
 #include "base/scoped_nsautorelease_pool.h"
 #include "base/stats_table.h"
 #include "base/string_util.h"
 #if defined(OS_WIN)
 #include "base/win_util.h"
-#include "chrome/browser/renderer_host/render_process_host.h"
 #endif
 #include "chrome/app/scoped_ole_initializer.h"
+#include "chrome/browser/renderer_host/render_process_host.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/chrome_counters.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/logging_chrome.h"
 #include "chrome/common/main_function_params.h"
 #include "chrome/common/resource_bundle.h"
 #include "chrome/common/sandbox_init_wrapper.h"
 #if defined(OS_WIN)
 #include "sandbox/src/sandbox.h"
 #include "tools/memory_watcher/memory_watcher.h"
 #endif
+#if defined(OS_MACOSX)
+#include "third_party/WebKit/WebKit/mac/WebCoreSupport/WebSystemInterface.h"
+#endif
 
 extern int BrowserMain(const MainFunctionParams&);
 extern int RendererMain(const MainFunctionParams&);
 extern int PluginMain(const MainFunctionParams&);
 
 #if defined(OS_WIN)
 // TODO(erikkay): isn't this already defined somewhere?
 #define DLLEXPORT __declspec(dllexport)
 
 // We use extern C for the prototype DLLEXPORT to avoid C++ name mangling.
@@ skipping 211 matching lines @@
 #if defined(OS_WIN)
   _Module.Init(NULL, instance);
 #endif
 
   // Notice a user data directory override if any
   const std::wstring user_data_dir =
       parsed_command_line.GetSwitchValue(switches::kUserDataDir);
   if (!user_data_dir.empty())
     PathService::Override(chrome::DIR_USER_DATA, user_data_dir);
 
-#if defined(OS_WIN)
-  // TODO(port): pull in when render_process_host.h compiles on posix. There's
-  // nothing win-specific about these lines.
   bool single_process =
     parsed_command_line.HasSwitch(switches::kSingleProcess);
   if (single_process)
     RenderProcessHost::set_run_renderer_in_process(true);
+#if defined(OS_MACOSX)
+  // TODO(port-mac): This is from renderer_main_platform_delegate.cc.
+  // shess tried to refactor things appropriately, but it sprawled out
+  // of control because different platforms needed different styles of
+  // initialization.  Try again once we understand the process
+  // architecture needed and where it should live.
+  if (single_process)
+    InitWebCoreSystemInterface();
 #endif
 
   bool icu_result = icu_util::Initialize();
   CHECK(icu_result);
 
   logging::OldFileDeletionState file_state =
       logging::APPEND_TO_OLD_LOG_FILE;
   if (process_type.empty()) {
     file_state = logging::DELETE_OLD_LOG_FILE;
   }
@@ skipping 45 matching lines @@
 
   _Module.Term();
 #endif
 
   logging::CleanupChromeLogging();
 
   return rv;
 }