Remove deprecated CommandLine(std::wstring) ctor.

chrome/test/render_view_test.cc

Index: chrome/test/render_view_test.cc
diff --git a/chrome/test/render_view_test.cc b/chrome/test/render_view_test.cc
index f80c8453fdc6bf49313c8f77b4fa1397b715f9a6..ccd7da59e9c37da062f069f0ce899e975bfb2d60 100644
--- a/chrome/test/render_view_test.cc
+++ b/chrome/test/render_view_test.cc
@@ -61,11 +61,7 @@ void RenderViewTest::LoadHTML(const char* html) {
 
 void RenderViewTest::SetUp() {
   sandbox_init_wrapper_.reset(new SandboxInitWrapper());
-#if defined(OS_WIN)
-  command_line_.reset(new CommandLine(std::wstring()));
-#elif defined(OS_POSIX)
-  command_line_.reset(new CommandLine(std::vector<std::string>()));
-#endif
+  command_line_.reset(new CommandLine(CommandLine::ARGUMENTS_ONLY));
   params_.reset(new MainFunctionParams(*command_line_, *sandbox_init_wrapper_,
                                        NULL));
   platform_.reset(new RendererMainPlatformDelegate(*params_));