[chrome.displaySource] Add WiFi Display session class skeleton and mojo service

build/common.gypi

 # 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.
 
 # IMPORTANT:
 # Please don't directly include this file if you are building via gyp_chromium,
 # since gyp_chromium is automatically forcing its inclusion.
 {
   # Variables expected to be overriden on the GYP command line (-D) or by
   # ~/.gyp/include.gypi.
@@ skipping 70 matching lines @@
 
           # Enable HiDPI support.
           'enable_hidpi%': 0,
 
           # Enable top chrome material design.
           'enable_topchrome_md%' : 0,
 
           # Enable Wayland display server support.
           'enable_wayland_server%' : 0,
 
+          # Enable Wi-Fi Display support.
+          'enable_wifi_display%' : 0,
+
           # By default we build against a stable sysroot image to avoid
           # depending on the packages installed on the local machine. Set this
           # to 0 to build against locally installed headers and libraries (e.g.
           # if packaging for a linux distro)
           'use_sysroot%': 1,
 
           # Override buildtype to select the desired build flavor.
           # Dev - everyday build for development/testing
           # Official - release build (generally implies additional processing)
           # TODO(mmoss) Once 'buildtype' is fully supported (e.g. Windows gyp
@@ skipping 58 matching lines @@
         'use_cras%': '<(use_cras)',
         'use_ozone%': '<(use_ozone)',
         'embedded%': '<(embedded)',
         'use_libpci%': '<(use_libpci)',
         'use_openssl%': '<(use_openssl)',
         'use_openssl_certs%': '<(use_openssl_certs)',
         'enable_viewport%': '<(enable_viewport)',
         'enable_hidpi%': '<(enable_hidpi)',
         'enable_topchrome_md%': '<(enable_topchrome_md)',
         'enable_wayland_server%': '<(enable_wayland_server)',
+        'enable_wifi_display%': '<(enable_wifi_display)',
         'buildtype%': '<(buildtype)',
         'branding%': '<(branding)',
         'branding_path_component%': '<(branding)',
         'host_arch%': '<(host_arch)',
         'target_arch%': '<(target_arch)',
 
         'target_subarch%': '',
 
         # The channel to build on Android: stable, beta, dev, canary, or
         # default. "default" should be used on non-official builds.
@@ skipping 165 matching lines @@
       'use_ozone%': '<(use_ozone)',
       'use_ozone_evdev%': '<(use_ozone_evdev)',
       'use_clipboard_aurax11%': '<(use_clipboard_aurax11)',
       'embedded%': '<(embedded)',
       'use_openssl%': '<(use_openssl)',
       'use_openssl_certs%': '<(use_openssl_certs)',
       'enable_viewport%': '<(enable_viewport)',
       'enable_hidpi%': '<(enable_hidpi)',
       'enable_topchrome_md%': '<(enable_topchrome_md)',
       'enable_wayland_server%': '<(enable_wayland_server)',
+      'enable_wifi_display%': '<(enable_wifi_display)',
       'android_channel%': '<(android_channel)',
       'use_goma%': '<(use_goma)',
       'gomadir%': '<(gomadir)',
       'enable_app_list%': '<(enable_app_list)',
       'use_default_render_theme%': '<(use_default_render_theme)',
       'buildtype%': '<(buildtype)',
       'branding%': '<(branding)',
       'branding_path_component%': '<(branding_path_component)',
       'arm_version%': '<(arm_version)',
       'sysroot%': '<(sysroot)',
@@ skipping 785 matching lines @@
     'use_x11%': '<(use_x11)',
     'use_gnome_keyring%': '<(use_gnome_keyring)',
     'linux_fpic%': '<(linux_fpic)',
     'chromeos%': '<(chromeos)',
     'chromecast%': '<(chromecast)',
     'is_cast_desktop_build%': '<(is_cast_desktop_build)',
     'enable_viewport%': '<(enable_viewport)',
     'enable_hidpi%': '<(enable_hidpi)',
     'enable_topchrome_md%': '<(enable_topchrome_md)',
     'enable_wayland_server%': '<(enable_wayland_server)',
+    'enable_wifi_display%': '<(enable_wifi_display)',
     'image_loader_extension%': '<(image_loader_extension)',
     'fastbuild%': '<(fastbuild)',
     'dont_embed_build_metadata%': '<(dont_embed_build_metadata)',
     'win_z7%': '<(win_z7)',
     'dcheck_always_on%': '<(dcheck_always_on)',
     'tracing_like_official_build%': '<(tracing_like_official_build)',
     'fieldtrial_testing_like_official_build%': '<(fieldtrial_testing_like_official_build)',
     'arm_version%': '<(arm_version)',
     'arm_neon%': '<(arm_neon)',
     'arm_neon_optional%': '<(arm_neon_optional)',
@@ skipping 1624 matching lines @@
       }],
       ['enable_hidpi==1', {
         'defines': ['ENABLE_HIDPI=1'],
       }],
       ['enable_topchrome_md==1', {
         'defines': ['ENABLE_TOPCHROME_MD=1'],
       }],
       ['enable_wayland_server==1', {
         'defines': ['ENABLE_WAYLAND_SERVER=1'],
       }],
+      ['enable_wifi_display==1', {
+        'defines': ['ENABLE_WIFI_DISPLAY=1'],
+      }],
       ['use_udev==1', {
         'defines': ['USE_UDEV'],
       }],
       ['fastbuild!=0', {
         'xcode_settings': {
           'GCC_GENERATE_DEBUGGING_SYMBOLS': 'NO',
         },
         'conditions': [
           ['OS=="win" and fastbuild==2', {
             # Completely disable debug information.
@@ skipping 3589 matching lines @@
     # settings in target dicts.  SYMROOT is a special case, because many other
     # Xcode variables depend on it, including variables such as
     # PROJECT_DERIVED_FILE_DIR.  When a source group corresponding to something
     # like PROJECT_DERIVED_FILE_DIR is added to a project, in order for the
     # files to appear (when present) in the UI as actual files and not red
     # red "missing file" proxies, the correct path to PROJECT_DERIVED_FILE_DIR,
     # and therefore SYMROOT, needs to be set at the project level.
     'SYMROOT': '<(DEPTH)/xcodebuild',
   },
 }