Debugger: Fix problem in ArrayValueNode.

- The requested child indices weren't being correctly capped to the
  supported lower and upper bound.

src/apps/debugger/value/value_nodes/ArrayValueNode.cpp

@@ -137,13 +137,13 @@ AbstractArrayValueNode::CreateChildrenInRange(int32 lowIndex,
 		fLowerBound = lowerBound;
 		fUpperBound = upperBound;
 		fBoundsInitialized = true;
-	} else {
-		if (lowIndex < fLowerBound)
-			fLowerBound = lowIndex;
-		if (highIndex > fUpperBound)
-			fUpperBound = highIndex;
 	}
 
+	if (lowIndex < fLowerBound)
+		lowIndex = fLowerBound;
+	if (highIndex > fUpperBound)
+		highIndex = fUpperBound;
+
 	// create children for the array elements
 	for (int32 i = lowIndex; i <= highIndex; i++) {
 		BString name(Name());