Bug 299628, Compile warnings in nsXFormsModelElement.cpp and nsXFormsSchemaValidator.cpp, p=allan, r=doronr+me, a=mkaply, NPOTB

extensions/xforms/nsXFormsModelElement.cpp

@@ -1015,7 +1015,7 @@ nsXFormsModelElement::FindInstanceElement(const nsAString &aID,
   if (instCount) {
     nsCOMPtr<nsIDOMElement> element;
     nsAutoString id;
-    for (int i = 0; i < instCount; ++i) {
+    for (PRUint32 i = 0; i < instCount; ++i) {
       nsIInstanceElementPrivate* instEle = mInstanceList.ObjectAt(i);
       instEle->GetElement(getter_AddRefs(element));
 
@@ -1276,7 +1276,7 @@ nsXFormsModelElement::BackupOrRestoreInstanceData(PRBool restore)
 
   PRUint32 instCount = mInstanceList.Count();
   if (instCount) {
-    for (int i = 0; i < instCount; ++i) {
+    for (PRUint32 i = 0; i < instCount; ++i) {
       nsIInstanceElementPrivate *instance = mInstanceList.ObjectAt(i);
 
       // Don't know what to do with error if we get one.

extensions/xforms/nsXFormsSchemaValidator.cpp

@@ -116,7 +116,6 @@ nsXFormsSchemaValidator::GetType(const nsAString & aType,
 {
   NS_ENSURE_TRUE(mSchemaValidator, PR_FALSE);
 
-  PRBool success = PR_FALSE;
   nsresult rv = mSchemaValidator->GetType(aType, aNamespace, aSchemaType);
 
   return NS_SUCCEEDED(rv);