add KmAppInfo::GetIs64Bit() to match new XULRunner API from goann3 rev a7bc0406ee460ad17edc80d7d16a8293922e89b9

k-meleon/app/KmAppInfo.cpp

@@ -195,6 +195,17 @@ NS_IMETHODIMP KmAppInfo::GetProcessType(uint32_t *aProcessType)
 	return NS_OK;
 }
 
+/* readonly attribute boolean is64Bit; */
+NS_IMETHODIMP KmAppInfo::GetIs64Bit(bool* aResult)
+{
+#ifdef _WIN64
+	*aResult = true;
+#else
+	*aResult = false;
+#endif
+	return NS_OK;
+}
+
 #include "nsINIParser.h"
 #define NS_LINEBREAK "\015\012"
 #define FILE_COMPATIBILITY_INFO NS_LITERAL_CSTRING("compatibility.ini")