Delete proxy and total samples, which have bit-rotted.

samples/total/client/Chart.dart

Index: samples/total/client/Chart.dart
===================================================================
--- samples/total/client/Chart.dart	(revision 9011)
+++ samples/total/client/Chart.dart	(working copy)
@@ -1,101 +0,0 @@
-// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-/**
- * Superclass for client and server charts
- */
-class Chart {
-
-  int _firstCol;
-  int _firstRow;
-  int _height;
-  int _lastCol;
-  int _lastRow;
-  double _maxValue;
-  double _minValue;
-  CellRange _range;
-  List<String> _seriesLabels;
-  String _title;
-  int _width;
-
-  int get height() => _height;
-
-  void set height(int height) {
-    _height = height;
-  }
-
-  String get title() => _title;
-
-  void set title(String title) {
-    _title = title;
-  }
-
-  int get width() => _width;
-
-  void set width(int width) {
-    _width = width;
-  }
-
-  Chart() {
-    _title = null;
-    _width = 600;
-    _height = 400;
-  }
-
-  // Extract numeric values from the given column
-  List<double> getSeries(int col) {
-    List<double> values = new List<double>();
-    for (int row = _firstRow; row <= _lastRow; row++) {
-      Cell cell = _range.spreadsheet.getCell(new RowCol(row, col));
-      if (cell != null && cell.isNumeric()) {
-        values.add(cell.getDoubleValue());
-      }
-    }
-    return values;
-  }
-
-  void setData(CellRange dataRange) {
-    _range = dataRange.makeBounded();
-    _minValue = 1.0e100;
-    _maxValue = -1.0e100;
-    _range.forEach((CellLocation location) {
-      double value = 0.0;
-      Cell c = location.getCell();
-      if (c != null && c.isNumeric()) {
-        value = c.getDoubleValue();
-        if (value > _maxValue) {
-          _maxValue = value;
-        }
-        if (value < _minValue) {
-          _minValue = value;
-        }
-      }
-    });
-    _firstCol = _range.minCorner.col;
-    _lastCol = _range.maxCorner.col;
-    _firstRow = _range.minCorner.row;
-    _lastRow = _range.maxCorner.row;
-
-    // Extract series labels
-    _seriesLabels = new List<String>();
-    Spreadsheet spreadsheet = _range.spreadsheet;
-    String label;
-    for (int col = _firstCol; col <= _lastCol; col++) {
-      Cell topCell = spreadsheet.getCell(new RowCol(_firstRow, col));
-      if (topCell != null && topCell.isString()) {
-        label = topCell.getContentString();
-      } else {
-        label = StringUtils.columnString(col);
-      }
-      _seriesLabels.add(label);
-    }
-  }
-
-  void setSeriesLabel(int col, String label) {
-    if (_seriesLabels == null) {
-      throw new RuntimeException("Must call setData prior to setSeriesLabel");
-    }
-    _seriesLabels[col - _firstCol] = label;
-  }
-}