Remove FX_BOOL entirely.

fxjs/cfxjse_runtimedata.cpp

Index: fxjs/cfxjse_runtimedata.cpp
diff --git a/fxjs/cfxjse_runtimedata.cpp b/fxjs/cfxjse_runtimedata.cpp
index 017916a2488e45950dc74f1369615b3cf4dfc8c8..4f5cfbcbcb62155c8f84c43a1ffa702e5a2f2846 100644
--- a/fxjs/cfxjse_runtimedata.cpp
+++ b/fxjs/cfxjse_runtimedata.cpp
@@ -36,11 +36,11 @@ void FXJSE_Initialize() {
   if (!CFXJSE_IsolateTracker::g_pInstance)
     CFXJSE_IsolateTracker::g_pInstance = new CFXJSE_IsolateTracker;
 
-  static FX_BOOL bV8Initialized = FALSE;
+  static bool bV8Initialized = false;
   if (bV8Initialized)
     return;
 
-  bV8Initialized = TRUE;
+  bV8Initialized = true;
   atexit(KillV8);
 }