On Linux, move the passing of filedescriptors to a dedicated socketpair().

chrome/tools/test/reference_build/chrome_linux/resources/inspector/DebuggerPanel.js

-// Copyright (c) 2006-2008 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.
-
-/**
- * @fileoverview WebInspector panel representing command line debugger.
- */
-
-/**
- * Command line debugger panel.
- * @constructor
- * @extends {WebInspector.Panel}
- */
-WebInspector.DebuggerPanel = function()
-{
-    WebInspector.Panel.call(this);
-
-    this.contentElement = document.createElement("div");
-    this.contentElement.id = "debugger-content";
-        
-    var table = document.createElement("table");
-    table.id = 'outer';
-    var tr = document.createElement("tr");
-    this._output = document.createElement("td");
-    this._output.id = "output";
-    this._output.valign = "bottom";
-    this.appendText("Chrome JavaScript Debugger");
-    this.appendText("Type 'help' for a list of commands.");
-    
-    tr.appendChild(this._output);
-    table.appendChild(tr);
-    this.contentElement.appendChild(table);
-    
-        
-    var commandLine = document.createElement("div");
-    commandLine.id = "command-line";
-    var input = document.createElement("input");
-    input.id = "command-line-text";
-    input.addEventListener('keydown', this._onInputKeyDown.bind(this), true);
-    input.addEventListener('keypress', this._onInputKeyPress.bind(this), true);
-    input.type = "text";
-    this.commandLineInput_ = input;
-    
-    commandLine.appendChild(input);
-    this.contentElement.appendChild(commandLine);
-    
-    // command object stores command-line history state.
-    this._command = {
-        history: [],
-        history_index: 0,
-        pending: null
-    };
-    
-    this.element.appendChild(this.contentElement);    
-    p('DebuggerPanel created');
-};
-
-WebInspector.DebuggerPanel.prototype = {
-    toolbarItemClass: "debugger",
-
-    get toolbarItemLabel()
-    {
-        return "Debugger"; //WebInspector.UIString("Debugger");
-    },
-
-    show: function()
-    {
-        WebInspector.Panel.prototype.show.call(this);
-        this.focusOnCommandLine();
-    },
-    
-    /**
-     * Sets focus to command-line-text element.
-     */
-    focusOnCommandLine: function()
-    {
-        if (this.visible) {
-            this.commandLineInput_.focus();
-        }
-    },
-
-    /**
-     * Called by chrome code when there's output to display.
-     * @param {string} txt
-     */
-    appendText: function(txt)
-    {
-        this._output.appendChild(document.createTextNode(txt));
-        this._output.appendChild(document.createElement('br'));
-    },
-
-    /**
-     * Called by chrome code to set the current state as to whether the debugger
-     * is stopped at a breakpoint or is running.
-     * @param {boolean} isBroken
-     */
-    setDebuggerBreak: function(isBroken)
-    {
-        var out = this._output;
-        if (isBroken) {
-            out.style.color = "black";
-            this.focusOnCommandLine();
-        } else {
-            out.style.color = "gray";
-        }
-    },
-
-    /**
-     * Execute a debugger command, add it to the command history and display 
-     * it in the output window.
-     * @param {string} str
-     */
-    executeCommand: function(str)
-    {
-        this.appendText("$ " + str);
-        // Sends message to DebuggerContents.HandleCommand.
-        if (DebugShell.singleton) {
-            DebugShell.singleton.command(str);
-        } else {
-            this.appendText("FAILED to send the command as DebugShell is null");
-        }
-        
-        this._command.history.push(str);
-        this._command.history_index = this._command.history.length;
-        this._command.pending = null;
-    },
-
-    /**
-     * Display the previous history item in the given text field.
-     * @param {HTMLInputElement} field
-     */
-    _selectPreviousCommand: function(field)
-    {
-        var command = this._command;
-        if (command.history_index > 0) {
-            // Remember the current field value as a pending command if we're at the
-            // end (it's something the user typed in).
-            if (command.history_index == command.history.length)
-                command.pending = field.value;
-            command.history_index--;
-            field.value = command.history[command.history_index];
-            field.select();
-        }
-    },
-
-    /**
-     * Display the next history item in the given text field.
-     * @param {HTMLInputElement} field
-     */
-    _selectNextCommand: function(field)
-    {
-        var command = this._command;
-        if (command.history_index < command.history.length) {
-            command.history_index++;
-            if (command.history_index == command.history.length) {
-                field.value = command.pending || "";
-            } else {
-                field.value = command.history[command.history_index];
-            }
-            field.select();
-        }
-    },
-    
-    /**
-     * command-line-text's onkeydown handler.
-     * @param {KeyboardEvent} e
-     * @return {boolean}
-     */
-    _onInputKeyDown: function (e)
-    {
-        var field = e.target;
-        var key = e.keyCode;
-        if (key == 38) { // up arrow
-            this._selectPreviousCommand(field);
-            return false;
-        } else if (key == 40) { // down arrow
-            this._selectNextCommand(field);
-            return false;
-        }
-        return true;
-    },
-
-    /**
-     * command-line-text's onkeypress handler.
-     * @param {KeyboardEvent} e
-     * @return {boolean}
-     */
-    _onInputKeyPress: function (e)
-    {
-        var field = e.target;
-        var key = e.keyCode;
-        if (key == 13) { // enter
-            this.executeCommand(field.value);
-            field.value = "";
-            return false;
-        }
-        return true;
-    }
-};
-
-WebInspector.DebuggerPanel.prototype.__proto__ = WebInspector.Panel.prototype;