Fix compiler warnings b=287540 p=gautheri@noos.fr r=smontagu sr=blizzard

intl/locale/src/nsLanguageAtomService.cpp

@@ -126,8 +126,6 @@ nsLanguageAtomService::LookupLanguage(const nsAString &aLanguage,
 already_AddRefed<nsIAtom>
 nsLanguageAtomService::LookupCharSet(const char *aCharSet, nsresult *aError)
 {
-  nsresult res;
-
   if (!mCharSets) {
     mCharSets = do_GetService(NS_CHARSETCONVERTERMANAGER_CONTRACTID);
     if (!mCharSets) {

intl/uconv/ucvlatin/nsUnicodeToTSCII.cpp

@@ -213,7 +213,7 @@ nsUnicodeToTSCII::Convert(const PRUnichar * aSrc, PRInt32 * aSrcLength,
       }                      
       else if (last == TSC_KSSA) {                      
         if (ch == UNI_VIRAMA) {
-          *dest++ = TSC_KSSA_DEAD;
+          *dest++ = (char) TSC_KSSA_DEAD;
           mBuffer = 0;                  
           ++src;                  
           continue;                  
@@ -246,14 +246,14 @@ nsUnicodeToTSCII::Convert(const PRUnichar * aSrc, PRInt32 * aSrcLength,
       else {
         NS_ASSERTION(last == 0xc38a, "No other value can be buffered");
         if (ch == UNI_VOWELSIGN_II) {                      
-          *dest++ = TSC_SRII_LIGA; 
+          *dest++ = (char) TSC_SRII_LIGA;
           mBuffer = 0;                  
           ++src;                  
           continue;                  
         }                      
         else {
           // put back TSC_SA_DEAD and TSC_RA
-          *dest++ = TSC_SA_DEAD;
+          *dest++ = (char) TSC_SA_DEAD;
           mBuffer = TSC_RA;
           ++src;                  
           continue;