msadp32.acm: Use wide-char string literals.

dlls/msadp32.acm/msadp32.c

@@ -404,9 +404,6 @@ static	LRESULT ADPCM_DriverDetails(PACMDRIVERDETAILSW add)
  */
 static	LRESULT	ADPCM_FormatTagDetails(PACMFORMATTAGDETAILSW aftd, DWORD dwQuery)
 {
-    static const WCHAR szPcm[]={'P','C','M',0};
-    static const WCHAR szMsAdPcm[]={'M','i','c','r','o','s','o','f','t',' ','A','D','P','C','M',0};
-
     switch (dwQuery)
     {
     case ACM_FORMATTAGDETAILSF_INDEX:
@@ -439,13 +436,13 @@ static	LRESULT	ADPCM_FormatTagDetails(PACMFORMATTAGDETAILSW aftd, DWORD dwQuery)
 	aftd->dwFormatTag = WAVE_FORMAT_PCM;
 	aftd->cbFormatSize = sizeof(PCMWAVEFORMAT);
 	aftd->cStandardFormats = ARRAY_SIZE(PCM_Formats);
-        lstrcpyW(aftd->szFormatTag, szPcm);
+        lstrcpyW(aftd->szFormatTag, L"PCM");
         break;
     case 1:
 	aftd->dwFormatTag = WAVE_FORMAT_ADPCM;
 	aftd->cbFormatSize = sizeof(ADPCMWAVEFORMAT) + (7 - 1) * sizeof(ADPCMCOEFSET);
 	aftd->cStandardFormats = ARRAY_SIZE(ADPCM_Formats);
-        lstrcpyW(aftd->szFormatTag, szMsAdPcm);
+        lstrcpyW(aftd->szFormatTag, L"Microsoft ADPCM");
 	break;
     }
     return MMSYSERR_NOERROR;