Bug 100476: Convert uses of member functions ToNewUnicode, ToNewCString and ToNewUTF8String to their global versions and remove support from nsCString and nsString. r=dbaron, rs=scc

git-svn-id: svn://10.0.0.236/trunk@104212 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/xpcom/string/obsolete/nsString.h

@@ -260,22 +260,6 @@ public:
    */
   nsCString* ToNewString() const;
 
-  /**
-   * Creates an ISOLatin1 clone of this string
-   * Note that calls to this method should be matched with calls to
-   * |nsMemory::Free|.
-   * @return  ptr to new isolatin1 string
-   */
-  char* ToNewCString() const;
-
-  /**
-   * Creates a unicode clone of this string
-   * Note that calls to this method should be matched with calls to
-   * |nsMemory::Free|.
-   * @return  ptr to new unicode string
-   */
-  PRUnichar* ToNewUnicode() const;
-
   /**
    * Copies data from internal buffer onto given char* buffer
    * NOTE: This only copies as many chars as will fit in given buffer (clips)
@@ -550,6 +534,34 @@ class NS_COM NS_ConvertUCS2toUTF8
       operator const char*() const;  // use |get()|
   };
 
+/**
+ * A helper class that converts a UCS2 string to ASCII in a lossy manner
+ */
+class NS_COM NS_LossyConvertUCS2toASCII
+      : public nsCAutoString
+    /*
+      ...
+    */
+  {
+    public:
+      explicit
+      NS_LossyConvertUCS2toASCII( const PRUnichar* aString )
+        {
+          AppendWithConversion( aString, ~PRUint32(0) /* MAXINT */);
+        }
+
+      NS_LossyConvertUCS2toASCII( const PRUnichar* aString, PRUint32 aLength )
+        {
+          AppendWithConversion( aString, aLength );
+        }
+
+      explicit NS_LossyConvertUCS2toASCII( const nsAString& aString );
+
+    private:
+        // NOT TO BE IMPLEMENTED
+      NS_LossyConvertUCS2toASCII( char );
+      operator const char*() const;  // use |get()|
+  };
 #endif