color: Make layout tests specify color space by command line flag

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
diff --git a/content/renderer/render_view_impl.cc b/content/renderer/render_view_impl.cc
index 0bc2afa62c5c66751717dbe44c640eb97e0d42e3..dc4863a431e10fba7fd8f80a90138b61c08cff74 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -632,13 +632,7 @@ void RenderViewImpl::Initialize(
       !command_line.HasSwitch(switches::kDisableThreadedScrolling));
   webview()->SetShowFPSCounter(
       command_line.HasSwitch(cc::switches::kShowFPSCounter));
-
-  if (std::unique_ptr<gfx::ICCProfile> overridden_color_profile =
-          GetContentClient()->renderer()->GetImageDecodeColorProfile()) {
-    webview()->SetDeviceColorProfile(*overridden_color_profile);
-  } else {
-    webview()->SetDeviceColorProfile(params.image_decode_color_space);
-  }
+  webview()->SetDeviceColorProfile(params.image_decode_color_space);
 
   ApplyWebPreferencesInternal(webkit_preferences_, webview(), compositor_deps_);