[Experimental Framework] Move trial token code to renderer

content/child/blink_platform_impl.cc

Index: content/child/blink_platform_impl.cc
diff --git a/content/child/blink_platform_impl.cc b/content/child/blink_platform_impl.cc
index c08802df9aab6340a1c7cf4c1466ea137c763681..ebd533a58537ef3fd7750ef76c0db89cf4cc0c19 100644
--- a/content/child/blink_platform_impl.cc
+++ b/content/child/blink_platform_impl.cc
@@ -991,10 +991,6 @@ blink::WebSyncProvider* BlinkPlatformImpl::backgroundSyncProvider() {
       main_thread_task_runner_.get());
 }
 
-blink::WebTrialTokenValidator* BlinkPlatformImpl::trialTokenValidator() {
-  return &trial_token_validator_;
-}
-
 WebThemeEngine* BlinkPlatformImpl::themeEngine() {
   return &native_theme_engine_;
 }