oleaut32: Remove DECLSPEC_HIDDEN usage.

dlls/oleaut32/connpt.h

@@ -19,6 +19,6 @@
 #ifndef _CONNPT_H
 #define _CONNPT_H
 
-HRESULT CreateConnectionPoint(IUnknown *pUnk, REFIID riid, IConnectionPoint **pCP) DECLSPEC_HIDDEN;
+HRESULT CreateConnectionPoint(IUnknown *pUnk, REFIID riid, IConnectionPoint **pCP);
 
 #endif /* _CONNPT_H */

dlls/oleaut32/oleaut.c

@@ -760,10 +760,10 @@ HRESULT WINAPI OleTranslateColor(
   return S_OK;
 }
 
-extern HRESULT WINAPI OLEAUTPS_DllGetClassObject(REFCLSID, REFIID, LPVOID *) DECLSPEC_HIDDEN;
-extern BOOL WINAPI OLEAUTPS_DllMain(HINSTANCE, DWORD, LPVOID) DECLSPEC_HIDDEN;
-extern HRESULT WINAPI OLEAUTPS_DllRegisterServer(void) DECLSPEC_HIDDEN;
-extern HRESULT WINAPI OLEAUTPS_DllUnregisterServer(void) DECLSPEC_HIDDEN;
+extern HRESULT WINAPI OLEAUTPS_DllGetClassObject(REFCLSID, REFIID, LPVOID *);
+extern BOOL WINAPI OLEAUTPS_DllMain(HINSTANCE, DWORD, LPVOID);
+extern HRESULT WINAPI OLEAUTPS_DllRegisterServer(void);
+extern HRESULT WINAPI OLEAUTPS_DllUnregisterServer(void);
 
 extern HRESULT WINAPI CreateProxyFromTypeInfo(ITypeInfo *typeinfo,
         IUnknown *outer, REFIID iid, IRpcProxyBuffer **proxy, void **obj);

dlls/oleaut32/variant.h

@@ -81,7 +81,7 @@
 #define  VAR_BOOLYESNO 0x0800 /* Convert bool to "Yes"/"No" */
 #define  VAR_NEGATIVE  0x1000 /* Number is negative */
 
-unsigned int get_type_size(ULONG*, VARTYPE) DECLSPEC_HIDDEN;
-HRESULT VARIANT_ClearInd(VARIANTARG *) DECLSPEC_HIDDEN;
+unsigned int get_type_size(ULONG*, VARTYPE);
+HRESULT VARIANT_ClearInd(VARIANTARG *);
 BOOL get_date_format(LCID, DWORD, const SYSTEMTIME *,
-        const WCHAR *, WCHAR *, int) DECLSPEC_HIDDEN;
+        const WCHAR *, WCHAR *, int);

dlls/oleaut32/vartype.c

@@ -30,7 +30,7 @@
 
 WINE_DEFAULT_DEBUG_CHANNEL(variant);
 
-extern HMODULE hProxyDll DECLSPEC_HIDDEN;
+extern HMODULE hProxyDll;
 
 #define CY_MULTIPLIER   10000             /* 4 dp of precision */
 #define CY_MULTIPLIER_F 10000.0