Refactoring.

src/emucore/CartELF.cxx

@@ -101,7 +101,7 @@ CartridgeELF::CartridgeELF(const ByteBuffer& image, size_t size, string_view md5
 {
   try {
     elfParser.parse(image.get(), size);
-  } catch (ElfParser::EInvalidElf& e) {
+  } catch (ElfParser::ElfParseError& e) {
     throw runtime_error("failed to initialize ELF: " + string(e.what()));
   }
 

src/emucore/elf/ElfParser.hxx

@@ -24,18 +24,18 @@
 
 class ElfParser {
   public:
-    class EInvalidElf : public std::exception {
+    class ElfParseError : public std::exception {
       friend ElfParser;
 
       public:
         const char* what() const noexcept override { return myReason.c_str(); }
 
         [[noreturn]] static void raise(string_view message) {
-          throw EInvalidElf(message);
+          throw ElfParseError(message);
         }
 
       private:
-        explicit EInvalidElf(string_view reason) : myReason(reason) {}
+        explicit ElfParseError(string_view reason) : myReason(reason) {}
 
       private:
         const string myReason;