Add keyboard shortcuts in Files.app to open inspector.

ui/file_manager/file_manager/foreground/js/file_manager.js

 // 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';
 
 /**
  * FileManager constructor.
  *
  * FileManager objects encapsulate the functionality of the file selector
@@ skipping 2927 matching lines @@
         event.preventDefault();
         return;
 
       case '27':  // Escape => Cancel dialog.
         if (this.dialogType != DialogType.FULL_PAGE) {
           // If there is nothing else for ESC to do, then cancel the dialog.
           event.preventDefault();
           this.cancelButton_.click();
         }
         break;
+
+      case 'Ctrl-Shift-73':  // Ctrl + Shift + I

[hirono, 2014/05/23 04:50:08]

Please use command which is a common way to add actions to Files.app.
Zoom shortcuts also uses it.

https://code.google.com/p/chromium/codesearch#chromium/src/ui/file_manager/fi...

[fukino, 2014/05/23 06:16:28]

Done.

+        // Open inspector for foreground page.
+        chrome.fileBrowserPrivate.openInspector('');
+        break;
+
+      case 'Ctrl-Shift-74': //  Ctrl + Shift + J
+        // Open inspector for foreground page and focus to console tab.
+        chrome.fileBrowserPrivate.openInspector('console');
+        break;
+
+      case 'Ctrl-Shift-67': //  Ctrl + Shift + C
+        // Open inspector for foreground page and focus to element tab.
+        chrome.fileBrowserPrivate.openInspector('element');
+        break;
+
+      case 'Ctrl-Shift-66': //  Ctrl + Shift + B
+        // Open inspector for background page.
+        chrome.fileBrowserPrivate.openInspector('background');
+        break;
     }
   };
 
   /**
    * KeyUp event handler for the document.
    * @param {Event} event Key event.
    * @private
    */
   FileManager.prototype.onKeyUp_ = function(event) {
     if (event.keyCode === 9)  // Tab
@@ skipping 817 matching lines @@
       callback(this.preferences_);
       return;
     }
 
     chrome.fileBrowserPrivate.getPreferences(function(prefs) {
       this.preferences_ = prefs;
       callback(prefs);
     }.bind(this));
   };
 })();