Revert of [Page Load Metrics] PageLoadMetrics Mojofication.

chrome/common/chrome_features.cc

Index: chrome/common/chrome_features.cc
diff --git a/chrome/common/chrome_features.cc b/chrome/common/chrome_features.cc
index c41074d938bd23da1cdcdb1c0b5b103830cc73d9..bc2a1a241345150bf6955d2a5e38276c8fff8af3 100644
--- a/chrome/common/chrome_features.cc
+++ b/chrome/common/chrome_features.cc
@@ -376,10 +376,6 @@
                                    base::FEATURE_DISABLED_BY_DEFAULT};
 #endif  // defined(OS_CHROMEOS)
 
-// Enables or disables Page Load Metrics using mojo IPC.
-const base::Feature kPageLoadMetricsMojofication{
-    "PLMMojofication", base::FEATURE_DISABLED_BY_DEFAULT};
-
 bool PrefServiceEnabled() {
   return base::FeatureList::IsEnabled(features::kPrefService) ||
 #if BUILDFLAG(ENABLE_PACKAGE_MASH_SERVICES)