Separate out logic to handle different category/group of context menu items from RVContextMenu class

chrome/chrome_browser.gypi

 # Copyright 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.
 
 {
   'targets': [
     {
       'target_name': 'browser',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 742 matching lines @@
         'browser/gpu/gpu_mode_manager.cc',
         'browser/gpu/gpu_mode_manager.h',
         'browser/guestview/adview/adview_constants.cc',
         'browser/guestview/adview/adview_constants.h',
         'browser/guestview/adview/adview_guest.cc',
         'browser/guestview/adview/adview_guest.h',
         'browser/guestview/guestview_constants.cc',
         'browser/guestview/guestview_constants.h',
         'browser/guestview/guestview.cc',
         'browser/guestview/guestview.h',
+        'browser/guestview/webview/context_menu_content_type_webview.cc',
+        'browser/guestview/webview/context_menu_content_type_webview.h',
         'browser/guestview/webview/plugin_permission_helper.cc',
         'browser/guestview/webview/plugin_permission_helper.h',
         'browser/guestview/webview/webview_constants.cc',
         'browser/guestview/webview/webview_constants.h',
         'browser/guestview/webview/webview_find_helper.cc',
         'browser/guestview/webview/webview_find_helper.h',
         'browser/guestview/webview/webview_guest.cc',
         'browser/guestview/webview/webview_guest.h',
         'browser/guestview/webview/webview_permission_types.h',
         'browser/hang_monitor/hang_crash_dump_win.cc',
@@ skipping 1063 matching lines @@
         'browser/profiles/profile_window.cc',
         'browser/profiles/profile_window.h',
         'browser/profiles/profiles_state.cc',
         'browser/profiles/profiles_state.h',
         'browser/profiles/startup_task_runner_service.cc',
         'browser/profiles/startup_task_runner_service.h',
         'browser/profiles/startup_task_runner_service_factory.cc',
         'browser/profiles/startup_task_runner_service_factory.h',
         'browser/profiles/storage_partition_descriptor.h',
         'browser/remove_rows_table_model.h',
+        'browser/renderer_context_menu/context_menu_content_type.cc',
+        'browser/renderer_context_menu/context_menu_content_type.h',
+        'browser/renderer_context_menu/context_menu_content_type_app_mode.cc',
+        'browser/renderer_context_menu/context_menu_content_type_app_mode.h',
+        'browser/renderer_context_menu/context_menu_content_type_extension_popup.cc',
+        'browser/renderer_context_menu/context_menu_content_type_extension_popup.h',
+        'browser/renderer_context_menu/context_menu_content_type_factory.cc',
+        'browser/renderer_context_menu/context_menu_content_type_factory.h',
+        'browser/renderer_context_menu/context_menu_content_type_panel.cc',
+        'browser/renderer_context_menu/context_menu_content_type_panel.h',
+        'browser/renderer_context_menu/context_menu_content_type_platform_app.cc',
+        'browser/renderer_context_menu/context_menu_content_type_platform_app.h',
         'browser/renderer_context_menu/render_view_context_menu.cc',
         'browser/renderer_context_menu/render_view_context_menu.h',
         'browser/renderer_context_menu/render_view_context_menu_observer.cc',
         'browser/renderer_context_menu/render_view_context_menu_observer.h',
         'browser/renderer_context_menu/spellchecker_submenu_observer.h',
         'browser/renderer_context_menu/spellchecker_submenu_observer_hunspell.cc',
         'browser/renderer_context_menu/spellchecker_submenu_observer_mac.cc',
         'browser/renderer_context_menu/spelling_bubble_model.cc',
         'browser/renderer_context_menu/spelling_bubble_model.h',
         'browser/renderer_context_menu/spelling_menu_observer.cc',
@@ skipping 1908 matching lines @@
             'package_name': 'org/chromium/chrome/browser/ui/toolbar',
             'template_deps': ['browser/ui/toolbar/toolbar_model_security_level_list.h'],
           },
           'includes': [ '../build/android/java_cpp_template.gypi' ],
         },
       ],
      },
     ],
   ],
 }