Share field trial allocator on zygote-using Linuxes

content/public/test/render_view_test.cc

Index: content/public/test/render_view_test.cc
diff --git a/content/public/test/render_view_test.cc b/content/public/test/render_view_test.cc
index ead3a91fb91a03313b43ec81c7a9812555586680..3dc77e43934dbab4e733b67e988336d06f4722ae 100644
--- a/content/public/test/render_view_test.cc
+++ b/content/public/test/render_view_test.cc
@@ -272,8 +272,9 @@ void RenderViewTest::SetUp() {
 #endif
   command_line_.reset(new base::CommandLine(base::CommandLine::NO_PROGRAM));
   field_trial_list_.reset(new base::FieldTrialList(nullptr));
+  // We don't use the descriptor here anyways so it's ok to pass -1.
   base::FieldTrialList::CreateTrialsFromCommandLine(
-      *command_line_, switches::kFieldTrialHandle);
+      *command_line_, switches::kFieldTrialHandle, -1);
   params_.reset(new MainFunctionParams(*command_line_));
   platform_.reset(new RendererMainPlatformDelegate(*params_));
   platform_->PlatformInitialize();