Revert of Remove enable_topchrome_md build flag

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 58 matching lines @@
           # verification. On other targets, this flag also enables OpenSSL for
           # certificate verification, but this configuration is unsupported.
           'use_openssl_certs%': 0,
 
           # Disable viewport meta tag by default.
           'enable_viewport%': 0,
 
           # 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.
           # WARNING: This enables MPEG Transport Stream (MPEG-TS) encoding!
           '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.
@@ skipping 66 matching lines @@
         'desktop_linux%': '<(desktop_linux)',
         'use_aura%': '<(use_aura)',
         'use_ash%': '<(use_ash)',
         'use_cras%': '<(use_cras)',
         'use_ozone%': '<(use_ozone)',
         'embedded%': '<(embedded)',
         'use_libpci%': '<(use_libpci)',
         '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)',
         'use_sysroot%': '<(use_sysroot)',
 
         # Set to true to instrument the code with function call logger.
@@ skipping 66 matching lines @@
             'is_cast_desktop_build%': 1,
           }, {
             'is_cast_desktop_build%': 0,
           }],
 
           # Enable HiDPI on Mac OS, Windows and Linux (including Chrome OS).
           ['OS=="mac" or OS=="win" or OS=="linux" or OS=="openbsd" or OS=="freebsd"', {
             'enable_hidpi%': 1,
           }],
 
+          # Enable Top Chrome Material Design on Chrome OS, Windows, and Linux,
+          # Mac, and *BSD.
+          ['chromeos==1 or OS=="win" or OS=="linux" or OS=="mac" or OS=="openbsd" or OS=="freebsd"', {
+            'enable_topchrome_md%': 1,
+          }],
+
           # Enable App Launcher on ChromeOS only.
           ['chromeos==1', {
             'enable_app_list%': 1,
           }, {
             'enable_app_list%': 0,
           }],
 
           ['use_aura==1 and OS!="android"', {
             'use_default_render_theme%': 1,
           }, {
@@ skipping 73 matching lines @@
       'use_ash%': '<(use_ash)',
       'use_cras%': '<(use_cras)',
       'use_libpci%': '<(use_libpci)',
       'use_ozone%': '<(use_ozone)',
       'use_ozone_evdev%': '<(use_ozone_evdev)',
       'use_clipboard_aurax11%': '<(use_clipboard_aurax11)',
       'embedded%': '<(embedded)',
       '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)',
@@ skipping 793 matching lines @@
     'use_clipboard_aurax11%': '<(use_clipboard_aurax11)',
     'desktop_linux%': '<(desktop_linux)',
     '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)',
     '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)',
@@ skipping 1012 matching lines @@
       }],
       ['enable_task_manager==1', {
         'grit_defines': ['-D', 'enable_task_manager'],
       }],
       ['notifications==1', {
         'grit_defines': ['-D', 'enable_notifications'],
       }],
       ['mac_views_browser==1', {
         'grit_defines': ['-D', 'mac_views_browser'],
       }],
+      ['enable_topchrome_md==1', {
+        'grit_defines': ['-D', 'enable_topchrome_md'],
+      }],
       ['enable_resource_whitelist_generation==1 and OS!="win"', {
         'grit_rc_header_format': ['-h', '#define {textual_id} _Pragma("whitelisted_resource_{numeric_id}") {numeric_id}'],
       }],
       ['enable_resource_whitelist_generation==1 and OS=="win"', {
         'grit_rc_header_format': ['-h', '#define {textual_id} __pragma(message("whitelisted_resource_{numeric_id}")) {numeric_id}'],
       }],
       ['enable_mdns==1 or OS=="mac"', {
         'grit_defines': ['-D', 'enable_service_discovery'],
         'enable_service_discovery%': 1
       }],
@@ skipping 543 matching lines @@
       }],
       ['enable_pepper_cdms==1', {
         'defines': ['ENABLE_PEPPER_CDMS'],
       }],
       ['enable_browser_cdms==1', {
         'defines': ['ENABLE_BROWSER_CDMS'],
       }],
       ['notifications==1', {
         'defines': ['ENABLE_NOTIFICATIONS'],
       }],
+      ['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', {
@@ skipping 3532 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',
   },
 }