Revert 250828 "Add a UMA stat to track if the Browser blacklist ..."

trunk/src/chrome_elf/blacklist/blacklist.cc

Index: trunk/src/chrome_elf/blacklist/blacklist.cc
===================================================================
--- trunk/src/chrome_elf/blacklist/blacklist.cc	(revision 251093)
+++ trunk/src/chrome_elf/blacklist/blacklist.cc	(working copy)
@@ -60,10 +60,6 @@
   WOW64_UNKNOWN,
 };
 
-// Record if the blacklist was successfully initialized so processes can easily
-// determine if the blacklist is enabled for them.
-bool g_blacklist_initialized = false;
-
 WOW64Status GetWOW64StatusForCurrentProcess() {
   typedef BOOL (WINAPI* IsWow64ProcessFunc)(HANDLE, PBOOL);
   IsWow64ProcessFunc is_wow64_process = reinterpret_cast<IsWow64ProcessFunc>(
@@ -276,10 +272,6 @@
   return size;
 }
 
-bool IsBlacklistInitialized() {
-  return g_blacklist_initialized;
-}
-
 bool AddDllToBlacklist(const wchar_t* dll_name) {
   int blacklist_size = BlacklistSize();
   // We need to leave one space at the end for the null pointer.
@@ -381,9 +373,6 @@
   }
 #endif
 
-  // Record that we have initialized the blacklist.
-  g_blacklist_initialized = true;
-
   BYTE* thunk_storage = reinterpret_cast<BYTE*>(&g_thunk_storage);
 
   // Mark the thunk storage as readable and writeable, since we