remove interface and impl of nsFileSpec::ResolveAlias() because it is obsolete.

xpcom/io/nsFileSpec.h

@@ -355,11 +355,6 @@ class NS_COM nsFileSpec
         ConstFSSpecPtr          GetFSSpecPtr() const { return &mSpec; }
         FSSpecPtr               GetFSSpecPtr() { return &mSpec; }
         void                    MakeAliasSafe();
-                                    // Called for the spec of an alias.  Copies the alias to
-                                    // a secret temp directory and modifies the spec to point
-                                    // to it.  Sets mError.
-        void                    ResolveAlias(PRBool& wasAliased);
-                                    // ** do not use this function, instead us ResolveSymlink()
         void                    MakeUnique(ConstStr255Param inSuggestedLeafName);
         StringPtr               GetLeafPName() { return mSpec.name; }
         ConstStr255Param        GetLeafPName() const { return mSpec.name; }

xpcom/io/nsFileSpecMac.cpp

@@ -790,23 +790,6 @@ void nsFileSpec::MakeUnique(ConstStr255Param inSuggestedLeafName)
     MakeUnique();
 } // nsFileSpec::MakeUnique
 
-//---------------------------------------------------------------------------------------- 
-void nsFileSpec::ResolveAlias(PRBool& wasAliased) 
-//---------------------------------------------------------------------------------------- 
-{ 
-    NS_ASSERTION(0, "Use ResolveSymlink not ResolveAlias!");
-
-	Boolean wasAliased2; // Type conversion Boolean <--> PRBool 
-	OSErr err = MacFileHelpers::ResolveAliasFile(mSpec, wasAliased2); 
-	if (wasAliased2) 
-	{ 
-		mError = NS_FILE_RESULT(err); 
-		wasAliased = PR_TRUE; 
-	} 
-	else 
-		wasAliased = PR_FALSE; 
-} // nsFileSpec::ResolveAlias 
-
 //----------------------------------------------------------------------------------------
 PRBool nsFileSpec::IsFile() const
 //----------------------------------------------------------------------------------------