More Compiler.h cleanups.

Source/wtf/UnusedParam.h

Index: Source/wtf/UnusedParam.h
diff --git a/Source/wtf/UnusedParam.h b/Source/wtf/UnusedParam.h
index bd0e2b0d1a5f6a7c308cab1b97fd007fab5e211d..d3941f159cab4b4fbd120e46d62d629b7b342c76 100644
--- a/Source/wtf/UnusedParam.h
+++ b/Source/wtf/UnusedParam.h
@@ -23,22 +23,6 @@
 
 #include <wtf/Platform.h>
 
-#if COMPILER(INTEL) && !OS(WINDOWS)
-template<typename T>
-inline void unusedParam(T& x) { (void)x; }
-#define UNUSED_PARAM(variable) unusedParam(variable)
-#else
 #define UNUSED_PARAM(variable) (void)variable
-#endif
-
-/* This is to keep the compiler from complaining when for local labels are
-   declared but not referenced. For example, this can happen with code that
-   works with auto-generated code.
-*/
-#if COMPILER(MSVC)
-#define UNUSED_LABEL(label) if (false) goto label
-#else
-#define UNUSED_LABEL(label) UNUSED_PARAM(&& label)
-#endif
 
 #endif /* WTF_UnusedParam_h */