DevTools: extract DevToolsWindowBase, leave docking, unload and factory logic in DevToolsWindow.

chrome/chrome.gyp

 # 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.
 {
   'variables': {
     'chromium_code': 1,
 
     # Define the common dependencies that contain all the actual
     # Chromium functionality.  This list gets pulled in below by
     # the link of the actual chrome (or chromium) executable on
@@ skipping 168 matching lines @@
             'browser/devtools/devtools_protocol.cc',
             'browser/devtools/devtools_protocol.h',
             'browser/devtools/devtools_target_impl.cc',
             'browser/devtools/devtools_target_impl.h',
             'browser/devtools/devtools_targets_ui.cc',
             'browser/devtools/devtools_targets_ui.h',
             'browser/devtools/devtools_toggle_action.cc',
             'browser/devtools/devtools_toggle_action.h',
             'browser/devtools/devtools_window.cc',
             'browser/devtools/devtools_window.h',
+            'browser/devtools/devtools_window_base.cc',
+            'browser/devtools/devtools_window_base.h',
             'browser/devtools/remote_debugging_server.cc',
             'browser/devtools/remote_debugging_server.h',
           ],
           'conditions': [
             ['OS=="android"', {
               'dependencies!': [
                 '../third_party/libusb/libusb.gyp:libusb',
               ],
               'sources!': [
                 'browser/devtools/device/usb/android_rsa.cc',
                 'browser/devtools/browser_list_tabcontents_provider.cc',
                 'browser/devtools/devtools_file_system_indexer.cc',
                 'browser/devtools/devtools_target_impl.cc',
                 'browser/devtools/devtools_window.cc',
+                'browser/devtools/devtools_window_base.cc',
                 'browser/devtools/remote_debugging_server.cc',
               ],
             }],
             ['debug_devtools==1', {
               'defines': [
                 'DEBUG_DEVTOOLS=1',
                ],
             }],
           ],
           # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
@@ skipping 868 matching lines @@
               'sources': [
                 'service/cloud_print/print_system_dummy.cc',
               ],
             }],
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }