Issue 4125 - [emscripten] Convert filter classes to C++

compiled/debug.h

 #pragma once
 
 #include <emscripten.h>
 #include <emscripten/trace.h>
 
 #if defined(assert)
 #undef assert
 #endif
 
 class String;
 
 struct console_type
 {
   static void log(const String& str)
   {
-    EM_ASM_ARGS(console.log(getStringData($0)), &str);
+    EM_ASM_ARGS(console.log(readString($0)), &str);
   }
 
   static void log(int i)
   {
     EM_ASM_ARGS(console.log($0), i);
   }
 
   static void log(void* ptr)
   {
     EM_ASM_ARGS(console.log($0), ptr);
   }
 
   static void error(const String& str)
   {
-    EM_ASM_ARGS(console.error(new Error(getStringData($0)).stack), &str);
+    EM_ASM_ARGS(console.error(new Error(readString($0)).stack), &str);
   }
 };
 
 static console_type console;
 
 #if defined(DEBUG)
 inline void assert(bool condition, const String& str)
 {
   if (!condition)
     console.error(str);
@@ skipping 15 matching lines @@
   emscripten_trace_enter_context(context);
 #endif
 }
 
 inline void exit_context()
 {
 #if defined(__EMSCRIPTEN_TRACING__)
   emscripten_trace_exit_context();
 #endif
 }