Remove old cc-frame-viewer now that it is upstreamed into trace_viewer

tools/cc-frame-viewer/src/base.js

Index: tools/cc-frame-viewer/src/base.js
diff --git a/tools/cc-frame-viewer/src/base.js b/tools/cc-frame-viewer/src/base.js
deleted file mode 100644
index d661495e51a89fc387a2c50d19d85ce460a312a9..0000000000000000000000000000000000000000
--- a/tools/cc-frame-viewer/src/base.js
+++ /dev/null
@@ -1,614 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-'use strict';
-
-
-/**
- * The global object.
- * @type {!Object}
- * @const
- */
-var global = this;
-
-
-/** Platform, package, object property, and Event support. */
-this.base = (function() {
-
-  /**
-   * Base path for modules. Used to form URLs for module 'require' requests.
-   */
-  var moduleBasePath = '.';
-  function setModuleBasePath(path) {
-    if (path[path.length - 1] == '/')
-      path = path.substring(0, path.length - 1);
-    moduleBasePath = path;
-  }
-
-
-  function mLog(text, opt_indentLevel) {
-    if (true)
-      return;
-
-    var spacing = '';
-    var indentLevel = opt_indentLevel || 0;
-    for (var i = 0; i < indentLevel; i++)
-      spacing += ' ';
-    console.log(spacing + text);
-  }
-
-  /**
-   * Builds an object structure for the provided namespace path,
-   * ensuring that names that already exist are not overwritten. For
-   * example:
-   * 'a.b.c' -> a = {};a.b={};a.b.c={};
-   * @param {string} name Name of the object that this file defines.
-   * @param {*=} opt_object The object to expose at the end of the path.
-   * @param {Object=} opt_objectToExportTo The object to add the path to;
-   *     default is {@code global}.
-   * @private
-   */
-  function exportPath(name, opt_object, opt_objectToExportTo) {
-    var parts = name.split('.');
-    var cur = opt_objectToExportTo || global;
-
-    for (var part; parts.length && (part = parts.shift());) {
-      if (!parts.length && opt_object !== undefined) {
-        // last part and we have an object; use it
-        cur[part] = opt_object;
-      } else if (part in cur) {
-        cur = cur[part];
-      } else {
-        cur = cur[part] = {};
-      }
-    }
-    return cur;
-  };
-
-  var didLoadModules = false;
-  var moduleDependencies = {};
-  var moduleStylesheets = {};
-  var moduleRawScripts = {};
-
-  function addModuleDependency(moduleName, dependentModuleName) {
-    if (!moduleDependencies[moduleName])
-      moduleDependencies[moduleName] = [];
-
-    var dependentModules = moduleDependencies[moduleName];
-    var found = false;
-    for (var i = 0; i < dependentModules.length; i++)
-      if (dependentModules[i] == dependentModuleName)
-        found = true;
-    if (!found)
-      dependentModules.push(dependentModuleName);
-  }
-
-  function addModuleRawScriptDependency(moduleName, rawScriptName) {
-    if (!moduleRawScripts[moduleName])
-      moduleRawScripts[moduleName] = [];
-
-    var dependentRawScripts = moduleRawScripts[moduleName];
-    var found = false;
-    for (var i = 0; i < moduleRawScripts.length; i++)
-      if (dependentRawScripts[i] == rawScriptName)
-        found = true;
-    if (!found)
-      dependentRawScripts.push(rawScriptName);
-  }
-
-  function addModuleStylesheet(moduleName, stylesheetName) {
-    if (!moduleStylesheets[moduleName])
-      moduleStylesheets[moduleName] = [];
-
-    var stylesheets = moduleStylesheets[moduleName];
-    var found = false;
-    for (var i = 0; i < stylesheets.length; i++)
-      if (stylesheets[i] == stylesheetName)
-        found = true;
-      if (!found)
-        stylesheets.push(stylesheetName);
-  }
-
-  function ensureDepsLoaded() {
-    if (didLoadModules)
-      return;
-    didLoadModules = true;
-
-    var req = new XMLHttpRequest();
-    var src = moduleBasePath + '/base/' + 'deps.js';
-    req.open('GET', src, false);
-    req.send(null);
-    if (req.status != 200)
-      throw new Error('Could not find ' + src +
-                      '. Run calcdeps.py and try again.');
-
-    base.addModuleDependency = addModuleDependency;
-    base.addModuleRawScriptDependency = addModuleRawScriptDependency;
-    base.addModuleStylesheet = addModuleStylesheet;
-    try {
-      // By construction, the deps file should call addModuleDependency.
-      eval(req.responseText);
-    } catch (e) {
-      throw new Error('When loading deps, got ' + e.stack ? e.stack : e);
-    }
-    delete base.addModuleStylesheet;
-    delete base.addModuleRawScriptDependency;
-    delete base.addModuleDependency;
-
-  }
-
-  var moduleLoadStatus = {};
-  var rawScriptLoadStatus = {};
-  function require(dependentModuleName, opt_indentLevel) {
-    var indentLevel = opt_indentLevel || 0;
-
-    if (window.FLATTENED) {
-      if (!window.FLATTENED[dependentModuleName]) {
-        throw new Error('Somehow, module ' + dependentModuleName +
-                        ' didn\'t get stored in the flattened js file! ' +
-                        'You may need to rerun build/calcdeps.py');
-      }
-      return;
-    }
-    ensureDepsLoaded();
-
-    mLog('require(' + dependentModuleName + ')', indentLevel);
-
-    if (moduleLoadStatus[dependentModuleName] == 'APPENDED')
-      return;
-    if (moduleLoadStatus[dependentModuleName] == 'RESOLVING')
-      throw new Error('Circular dependency betwen modules. Cannot continue!');
-    moduleLoadStatus[dependentModuleName] = 'RESOLVING';
-
-    // Load the module stylesheet first.
-    var stylesheets = moduleStylesheets[dependentModuleName] || [];
-    for (var i = 0; i < stylesheets.length; i++)
-      requireStylesheet(stylesheets[i]);
-
-    // Load the module raw scripts next
-    var rawScripts = moduleRawScripts[dependentModuleName] || [];
-    for (var i = 0; i < rawScripts.length; i++) {
-      var rawScriptName = rawScripts[i];
-      if (rawScriptLoadStatus[rawScriptName])
-        continue;
-
-      mLog('load(' + rawScriptName + ')', indentLevel);
-      var src = moduleBasePath + '/' + rawScriptName;
-      var text = '<script type="text/javascript" src="' + src +
-        '"></' + 'script>';
-      base.doc.write(text);
-      rawScriptLoadStatus[rawScriptName] = 'APPENDED';
-    }
-
-    // Load the module's dependent scripts after.
-    var dependentModules =
-        moduleDependencies[dependentModuleName] || [];
-    for (var i = 0; i < dependentModules.length; i++)
-      require(dependentModules[i], indentLevel + 1);
-
-    mLog('load(' + dependentModuleName + ')', indentLevel);
-    // Load the module itself.
-    var localPath = dependentModuleName.replace(/\./g, '/') + '.js';
-    var src = moduleBasePath + '/' + localPath;
-    var text = '<script type="text/javascript" src="' + src +
-        '"></' + 'script>';
-    base.doc.write(text);
-    moduleLoadStatus[dependentModuleName] = 'APPENDED';
-  }
-
-  /**
-   * Adds a dependency on a raw javascript file, e.g. a third party
-   * library.
-   * @param {String} rawScriptName The path to the script file, relative to
-   * moduleBasePath.
-   */
-  function requireRawScript(rawScriptPath) {
-    if (window.FLATTENED_RAW_SCRIPTS) {
-      if (!window.FLATTENED_RAW_SCRIPTS[rawScriptPath]) {
-        throw new Error('Somehow, ' + rawScriptPath +
-                        ' didn\'t get stored in the flattened js file! ' +
-                        'You may need to rerun build/calcdeps.py');
-      }
-      return;
-    }
-
-    if (rawScriptLoadStatus[rawScriptPath])
-      return;
-    throw new Error(rawScriptPath + ' should already have been loaded.' +
-                    ' Did you forget to run calcdeps.py?');
-  }
-
-  var stylesheetLoadStatus = {};
-  function requireStylesheet(dependentStylesheetName) {
-    if (window.FLATTENED)
-      return;
-
-    if (stylesheetLoadStatus[dependentStylesheetName])
-      return;
-    stylesheetLoadStatus[dependentStylesheetName] = true;
-    var localPath = dependentStylesheetName.replace(/\./g, '/') + '.css';
-    var stylesheetPath = moduleBasePath + '/' + localPath;
-
-    var linkEl = document.createElement('link');
-    linkEl.setAttribute('rel', 'stylesheet');
-    linkEl.setAttribute('href', stylesheetPath);
-    base.doc.head.appendChild(linkEl);
-  }
-
-  function exportTo(namespace, fn) {
-    var obj = exportPath(namespace);
-    try {
-      var exports = fn();
-    } catch (e) {
-      console.log('While running exports for ', name, ':');
-      console.log(e.stack || e);
-      return;
-    }
-
-    for (var propertyName in exports) {
-      // Maybe we should check the prototype chain here? The current usage
-      // pattern is always using an object literal so we only care about own
-      // properties.
-      var propertyDescriptor = Object.getOwnPropertyDescriptor(exports,
-                                                               propertyName);
-      if (propertyDescriptor) {
-        Object.defineProperty(obj, propertyName, propertyDescriptor);
-        mLog('  +' + propertyName);
-      }
-    }
-  };
-
-  /**
-   * Fires a property change event on the target.
-   * @param {EventTarget} target The target to dispatch the event on.
-   * @param {string} propertyName The name of the property that changed.
-   * @param {*} newValue The new value for the property.
-   * @param {*} oldValue The old value for the property.
-   */
-  function dispatchPropertyChange(target, propertyName, newValue, oldValue) {
-    var e = new base.Event(propertyName + 'Change');
-    e.propertyName = propertyName;
-    e.newValue = newValue;
-    e.oldValue = oldValue;
-    target.dispatchEvent(e);
-  }
-
-  /**
-   * Converts a camelCase javascript property name to a hyphenated-lower-case
-   * attribute name.
-   * @param {string} jsName The javascript camelCase property name.
-   * @return {string} The equivalent hyphenated-lower-case attribute name.
-   */
-  function getAttributeName(jsName) {
-    return jsName.replace(/([A-Z])/g, '-$1').toLowerCase();
-  }
-
-  /**
-   * The kind of property to define in {@code defineProperty}.
-   * @enum {number}
-   * @const
-   */
-  var PropertyKind = {
-    /**
-     * Plain old JS property where the backing data is stored as a 'private'
-     * field on the object.
-     */
-    JS: 'js',
-
-    /**
-     * The property backing data is stored as an attribute on an element.
-     */
-    ATTR: 'attr',
-
-    /**
-     * The property backing data is stored as an attribute on an element. If the
-     * element has the attribute then the value is true.
-     */
-    BOOL_ATTR: 'boolAttr'
-  };
-
-  /**
-   * Helper function for defineProperty that returns the getter to use for the
-   * property.
-   * @param {string} name The name of the property.
-   * @param {base.PropertyKind} kind The kind of the property.
-   * @return {function():*} The getter for the property.
-   */
-  function getGetter(name, kind) {
-    switch (kind) {
-      case PropertyKind.JS:
-        var privateName = name + '_';
-        return function() {
-          return this[privateName];
-        };
-      case PropertyKind.ATTR:
-        var attributeName = getAttributeName(name);
-        return function() {
-          return this.getAttribute(attributeName);
-        };
-      case PropertyKind.BOOL_ATTR:
-        var attributeName = getAttributeName(name);
-        return function() {
-          return this.hasAttribute(attributeName);
-        };
-    }
-  }
-
-  /**
-   * Helper function for defineProperty that returns the setter of the right
-   * kind.
-   * @param {string} name The name of the property we are defining the setter
-   *     for.
-   * @param {base.PropertyKind} kind The kind of property we are getting the
-   *     setter for.
-   * @param {function(*):void} opt_setHook A function to run after the property
-   *     is set, but before the propertyChange event is fired.
-   * @return {function(*):void} The function to use as a setter.
-   */
-  function getSetter(name, kind, opt_setHook) {
-    switch (kind) {
-      case PropertyKind.JS:
-        var privateName = name + '_';
-        return function(value) {
-          var oldValue = this[privateName];
-          if (value !== oldValue) {
-            this[privateName] = value;
-            if (opt_setHook)
-              opt_setHook.call(this, value, oldValue);
-            dispatchPropertyChange(this, name, value, oldValue);
-          }
-        };
-
-      case PropertyKind.ATTR:
-        var attributeName = getAttributeName(name);
-        return function(value) {
-          var oldValue = this[attributeName];
-          if (value !== oldValue) {
-            if (value == undefined)
-              this.removeAttribute(attributeName);
-            else
-              this.setAttribute(attributeName, value);
-            if (opt_setHook)
-              opt_setHook.call(this, value, oldValue);
-            dispatchPropertyChange(this, name, value, oldValue);
-          }
-        };
-
-      case PropertyKind.BOOL_ATTR:
-        var attributeName = getAttributeName(name);
-        return function(value) {
-          var oldValue = this[attributeName];
-          if (value !== oldValue) {
-            if (value)
-              this.setAttribute(attributeName, name);
-            else
-              this.removeAttribute(attributeName);
-            if (opt_setHook)
-              opt_setHook.call(this, value, oldValue);
-            dispatchPropertyChange(this, name, value, oldValue);
-          }
-        };
-    }
-  }
-
-  /**
-   * Defines a property on an object. When the setter changes the value a
-   * property change event with the type {@code name + 'Change'} is fired.
-   * @param {!Object} obj The object to define the property for.
-   * @param {string} name The name of the property.
-   * @param {base.PropertyKind=} opt_kind What kind of underlying storage to
-   * use.
-   * @param {function(*):void} opt_setHook A function to run after the
-   *     property is set, but before the propertyChange event is fired.
-   */
-  function defineProperty(obj, name, opt_kind, opt_setHook) {
-    if (typeof obj == 'function')
-      obj = obj.prototype;
-
-    var kind = opt_kind || PropertyKind.JS;
-
-    if (!obj.__lookupGetter__(name))
-      obj.__defineGetter__(name, getGetter(name, kind));
-
-    if (!obj.__lookupSetter__(name))
-      obj.__defineSetter__(name, getSetter(name, kind, opt_setHook));
-  }
-
-  /**
-   * Counter for use with createUid
-   */
-  var uidCounter = 1;
-
-  /**
-   * @return {number} A new unique ID.
-   */
-  function createUid() {
-    return uidCounter++;
-  }
-
-  /**
-   * Returns a unique ID for the item. This mutates the item so it needs to be
-   * an object
-   * @param {!Object} item The item to get the unique ID for.
-   * @return {number} The unique ID for the item.
-   */
-  function getUid(item) {
-    if (item.hasOwnProperty('uid'))
-      return item.uid;
-    return item.uid = createUid();
-  }
-
-  /**
-   * Dispatches a simple event on an event target.
-   * @param {!EventTarget} target The event target to dispatch the event on.
-   * @param {string} type The type of the event.
-   * @param {boolean=} opt_bubbles Whether the event bubbles or not.
-   * @param {boolean=} opt_cancelable Whether the default action of the event
-   *     can be prevented.
-   * @return {boolean} If any of the listeners called {@code preventDefault}
-   *     during the dispatch this will return false.
-   */
-  function dispatchSimpleEvent(target, type, opt_bubbles, opt_cancelable) {
-    var e = new base.Event(type, opt_bubbles, opt_cancelable);
-    return target.dispatchEvent(e);
-  }
-
-  /**
-   * Adds a {@code getInstance} static method that always return the same
-   * instance object.
-   * @param {!Function} ctor The constructor for the class to add the static
-   *     method to.
-   */
-  function addSingletonGetter(ctor) {
-    ctor.getInstance = function() {
-      return ctor.instance_ || (ctor.instance_ = new ctor());
-    };
-  }
-
-  /**
-   * Creates a new event to be used with base.EventTarget or DOM EventTarget
-   * objects.
-   * @param {string} type The name of the event.
-   * @param {boolean=} opt_bubbles Whether the event bubbles.
-   *     Default is false.
-   * @param {boolean=} opt_preventable Whether the default action of the event
-   *     can be prevented.
-   * @constructor
-   * @extends {Event}
-   */
-  function Event(type, opt_bubbles, opt_preventable) {
-    var e = base.doc.createEvent('Event');
-    e.initEvent(type, !!opt_bubbles, !!opt_preventable);
-    e.__proto__ = global.Event.prototype;
-    return e;
-  };
-
-  /**
-   * Initialization which must be deferred until run-time.
-   */
-  function initialize() {
-    // If 'document' isn't defined, then we must be being pre-compiled,
-    // so set a trap so that we're initialized on first access at run-time.
-    if (!global.document) {
-      var originalCr = cr;
-
-      Object.defineProperty(global, 'cr', {
-        get: function() {
-          Object.defineProperty(global, 'cr', {value: originalCr});
-          originalBase.initialize();
-          return originalCr;
-        },
-        configurable: true
-      });
-
-      return;
-    }
-
-    Event.prototype = {__proto__: global.Event.prototype};
-
-    base.doc = document;
-
-    base.isMac = /Mac/.test(navigator.platform);
-    base.isWindows = /Win/.test(navigator.platform);
-    base.isChromeOS = /CrOS/.test(navigator.userAgent);
-    base.isLinux = /Linux/.test(navigator.userAgent);
-    base.isGTK = /GTK/.test(chrome.toolkit);
-    base.isViews = /views/.test(chrome.toolkit);
-
-    setModuleBasePath('/src');
-  }
-
-  function asArray(arrayish) {
-    var values = [];
-    for (var i = 0; i < arrayish.length; i++)
-      values.push(arrayish[i]);
-    return values;
-  }
-
-  function concatenateArrays(/*arguments*/) {
-    var values = [];
-    for (var i = 0; i < arguments.length; i++) {
-      if(!(arguments[i] instanceof Array))
-        throw new Error('Arguments ' + i + 'is not an array');
-      values.push.apply(values, arguments[i]);
-    }
-    return values;
-  }
-
-  function dictionaryKeys(dict) {
-    var keys = [];
-    for (var key in dict)
-      keys.push(key);
-    return keys;
-  }
-
-  function dictionaryValues(dict) {
-    var values = [];
-    for (var key in dict)
-      values.push(dict[key]);
-    return values;
-  }
-
-  /**
-   * Maps types to a given value.
-   * @constructor
-   */
-  function TypeMap() {
-    this.types = [];
-    this.values = [];
-  }
-  TypeMap.prototype = {
-    __proto__: Object.prototype,
-
-    add: function(type, value) {
-      this.types.push(type);
-      this.values.push(value);
-    },
-
-    get: function(instance) {
-      for (var i = 0; i < this.types.length; i++) {
-        if (instance instanceof this.types[i])
-          return this.values[i];
-      }
-      return undefined;
-    }
-  };
-
-  return {
-    set moduleBasePath(path) {
-      setModuleBasePath(path);
-    },
-
-    get moduleBasePath() {
-      return moduleBasePath;
-    },
-
-    require: require,
-    requireStylesheet: requireStylesheet,
-    requireRawScript: requireRawScript,
-    exportTo: exportTo,
-
-    addSingletonGetter: addSingletonGetter,
-    createUid: createUid,
-    defineProperty: defineProperty,
-    dispatchPropertyChange: dispatchPropertyChange,
-    dispatchSimpleEvent: dispatchSimpleEvent,
-    Event: Event,
-    getUid: getUid,
-    initialize: initialize,
-    PropertyKind: PropertyKind,
-    asArray: asArray,
-    concatenateArrays: concatenateArrays,
-    dictionaryKeys: dictionaryKeys,
-    dictionaryValues: dictionaryValues,
-    TypeMap: TypeMap,
-  };
-})();
-
-
-/**
- * TODO(kgr): Move this to another file which is to be loaded last.
- * This will be done as part of future work to make this code pre-compilable.
- */
-base.initialize();