Add a factory and defines for native Linux surfaces.

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 11 matching lines @@
             'chromeos%': 0,
 
             # Whether or not we are using the Aura windowing framework.
             'use_aura%': 0,
 
             # Whether or not we are building the Ash shell.
             'use_ash%': 0,
 
             # Whether or not we are using the embedded messagepump.
             'use_messagepump_linux%': 0,
+
+            # Use a raw surface abstraction.
+            'use_native_surface_linux%': 0,
           },
           # Copy conditionally-set variables out one scope.
           'chromeos%': '<(chromeos)',
           'use_aura%': '<(use_aura)',
           'use_ash%': '<(use_ash)',
 
           # Whether or not we are using the /dev/input/event* message pump.
           'use_messagepump_linux%': '<(use_messagepump_linux)',
 
+          # Use a raw Linux framebuffer.
+          'use_native_surface_linux%': '<(use_native_surface_linux)',
+
           # Whether we are using Views Toolkit
           'toolkit_views%': 0,
 
           # Use OpenSSL instead of NSS. Under development: see http://crbug.com/62803
           'use_openssl%': 0,
 
           # Disable viewport meta tag by default.
           'enable_viewport%': 0,
 
           # Enable HiDPI support.
@@ skipping 40 matching lines @@
               'host_arch%':
                 '<!(uname -m | sed -e "s/i.86/ia32/;s/x86_64/x64/;s/amd64/x64/;s/arm.*/arm/;s/i86pc/ia32/")',
             }],
           ],
         },
         # Copy conditionally-set variables out one scope.
         'chromeos%': '<(chromeos)',
         'use_aura%': '<(use_aura)',
         'use_ash%': '<(use_ash)',
         'use_messagepump_linux%': '<(use_messagepump_linux)',
+        'use_native_surface_linux%': '<(use_native_surface_linux)',
         'use_openssl%': '<(use_openssl)',
         'enable_viewport%': '<(enable_viewport)',
         'enable_hidpi%': '<(enable_hidpi)',
         'enable_touch_ui%': '<(enable_touch_ui)',
         'buildtype%': '<(buildtype)',
         'host_arch%': '<(host_arch)',
 
         # Default architecture we're building for is the architecture we're
         # building on.
         'target_arch%': '<(host_arch)',
@@ skipping 64 matching lines @@
 
       # Copy conditionally-set variables out one scope.
       'chromeos%': '<(chromeos)',
       'host_arch%': '<(host_arch)',
       'target_arch%': '<(target_arch)',
       'toolkit_views%': '<(toolkit_views)',
       'toolkit_uses_gtk%': '<(toolkit_uses_gtk)',
       'use_aura%': '<(use_aura)',
       'use_ash%': '<(use_ash)',
       'use_messagepump_linux%': '<(use_messagepump_linux)',
+      'use_native_surface_linux%': '<(use_native_surface_linux)',
       'use_openssl%': '<(use_openssl)',
       'enable_viewport%': '<(enable_viewport)',
       'enable_hidpi%': '<(enable_hidpi)',
       'enable_touch_ui%': '<(enable_touch_ui)',
       'android_webview_build%': '<(android_webview_build)',
       'google_tv%': '<(google_tv)',
       'inside_chromium_build%': '<(inside_chromium_build)',
       'enable_app_list%': '<(enable_app_list)',
       'enable_message_center%': '<(enable_message_center)',
       'use_default_render_theme%': '<(use_default_render_theme)',
@@ skipping 517 matching lines @@
     'toolkit_views%': '<(toolkit_views)',
     'ui_compositor_image_transport%': '<(ui_compositor_image_transport)',
     'use_aura%': '<(use_aura)',
     'use_ash%': '<(use_ash)',
     'use_openssl%': '<(use_openssl)',
     'use_nss%': '<(use_nss)',
     'os_bsd%': '<(os_bsd)',
     'os_posix%': '<(os_posix)',
     'use_glib%': '<(use_glib)',
     'use_messagepump_linux%': '<(use_messagepump_linux)',
+     'use_native_surface_linux%': '<(use_native_surface_linux)',
     'toolkit_uses_gtk%': '<(toolkit_uses_gtk)',
     'use_x11%': '<(use_x11)',
     'use_gnome_keyring%': '<(use_gnome_keyring)',
     'linux_fpic%': '<(linux_fpic)',
     'chromeos%': '<(chromeos)',
     'enable_viewport%': '<(enable_viewport)',
     'enable_hidpi%': '<(enable_hidpi)',
     'enable_touch_ui%': '<(enable_touch_ui)',
     'use_xi2_mt%':'<(use_xi2_mt)',
     'file_manager_extension%': '<(file_manager_extension)',
@@ skipping 1098 matching lines @@
       }],
       ['use_aura==1', {
         'defines': ['USE_AURA=1'],
       }],
       ['use_ash==1', {
         'defines': ['USE_ASH=1'],
       }],
       ['use_messagepump_linux==1', {
         'defines': ['USE_MESSAGEPUMP_LINUX=1'],
       }],
+      ['use_native_surface_linux==1', {
+        'defines': ['USE_NATIVE_SURFACE_LINUX=1'],
+      }],
       ['use_default_render_theme==1', {
         'defines': ['USE_DEFAULT_RENDER_THEME=1'],
       }],
       ['use_libjpeg_turbo==1', {
         'defines': ['USE_LIBJPEG_TURBO=1'],
       }],
       ['use_nss==1', {
         'defines': ['USE_NSS=1'],
       }],
       ['use_x11==1', {
@@ skipping 765 matching lines @@
           'werror%': '-Werror',
           'libraries_for_target%': '',
         },
         'defines': [
           '_FILE_OFFSET_BITS=64',
         ],
         'cflags': [
           '<(werror)',  # See note above about the werror variable.
           '-pthread',
           '-fno-exceptions',
+          '-funwind-tables', # Emit unwind tables despite -fno-exceptions.

[jonathan.backer, 2013/04/30 12:41:20]

IDK what this is, but I don't see it on ToT. Merge error?

           '-fno-strict-aliasing',  # See http://crbug.com/32204
           '-Wall',
           # TODO(evan): turn this back on once all the builds work.
           # '-Wextra',
           # Don't warn about unused function params.  We use those everywhere.
           '-Wno-unused-parameter',
           # Don't warn about the "struct foo f = {0};" initialization pattern.
           '-Wno-missing-field-initializers',
           # Don't export any symbols (for example, to plugins we dlopen()).
           # Note: this is *required* to make some plugins work.
@@ skipping 1728 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',
   },
 }