Clear SingleProcess and InProcessGPU logic.

content/app/content_main_runner.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/public/app/content_main_runner.h"
 
 #include <stdlib.h>
 
 #include "base/allocator/allocator_extension.h"
 #include "base/at_exit.h"
@@ skipping 419 matching lines @@
 #endif  // !CHROME_MULTIPLE_DLL_BROWSER
   };
 
 #if !defined(CHROME_MULTIPLE_DLL_BROWSER)
   UtilityProcessHost::RegisterUtilityMainThreadFactory(
       CreateInProcessUtilityThread);
   RenderProcessHost::RegisterRendererMainThreadFactory(
       CreateInProcessRendererThread);
   GpuProcessHost::RegisterGpuMainThreadFactory(
       CreateInProcessGpuThread);
+#else
+  CommandLine& command_line = *CommandLine::ForCurrentProcess();
+  if (command_line.HasSwitch(switches::kSingleProcess)) {
+    command_line.RemoveSwitch(switches::kSingleProcess);
+    LOG(ERROR) <<
+        "--single-process is not supported in chrome multiple dll browser.";
+  }
+  if (command_line.HasSwitch(switches::kInProcessGPU)) {
+    command_line.RemoveSwitch(switches::kInProcessGPU);
+    LOG(ERROR) <<
+        "--in-process-gpu is not supported in chrome multiple dll browser.";
+  }

[dshwang, 2013/11/18 16:47:26]

I think here is suitable place to warn, because there is registering code above
for thread mode.

If you think it is not good, could you recommend better place?

 #endif
 
   for (size_t i = 0; i < arraysize(kMainFunctions); ++i) {
     if (process_type == kMainFunctions[i].name) {
       if (delegate) {
         int exit_code = delegate->RunProcess(process_type,
             main_function_params);
 #if defined(OS_ANDROID)
         // In Android's browser process, the negative exit code doesn't mean the
         // default behavior should be used as the UI message loop is managed by
@@ skipping 385 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(ContentMainRunnerImpl);
 };
 
 // static
 ContentMainRunner* ContentMainRunner::Create() {
   return new ContentMainRunnerImpl();
 }
 
 }  // namespace content