Bug 466622. Replace nsCStringArray with nsTArray<nsCString> for more consistent code and fewer heap allocations. r+sr=roc,r=bsmedberg

xpcom/glue/nsStringAPI.cpp

@@ -1146,3 +1146,35 @@ CaseInsensitiveCompare(const char *a, const char *b,
 
   return 0;
 }
+
+PRBool
+ParseString(const nsACString& aSource, char aDelimiter, 
+            nsTArray<nsCString>& aArray)
+{
+  PRInt32 start = 0;
+  PRInt32 end = aSource.Length();
+
+  PRUint32 oldLength = aArray.Length();
+
+  for (;;) {
+    PRInt32 delimiter = aSource.FindChar(aDelimiter, start);
+    if (delimiter < 0) {
+      delimiter = end;
+    }
+
+    if (delimiter != start) {
+      if (!aArray.AppendElement(Substring(aSource, start, delimiter - start))) {
+        aArray.RemoveElementsAt(oldLength, aArray.Length() - oldLength);
+        return PR_FALSE;
+      }
+    }
+
+    if (delimiter == end)
+      break;
+    start = ++delimiter;
+    if (start == end)
+      break;
+  }
+
+  return PR_TRUE;
+}