Files that are in src/ui/base should be compiled into libui_base.a.

ui/ui_base.gypi

 # Copyright (c) 2011 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': 'ui_base',
       'type': 'static_library',
       'dependencies': [
         '../base/base.gyp:base',
+        '../net/net.gyp:net',
         '../skia/skia.gyp:skia',
         '../third_party/icu/icu.gyp:icui18n',
         '../third_party/icu/icu.gyp:icuuc',
+        'base/strings/ui_strings.gyp:ui_strings',
         'ui_gfx',
       ],
       # Export these dependencies since text_elider.h includes ICU headers.
       'export_dependent_settings': [
         '../third_party/icu/icu.gyp:icui18n',
         '../third_party/icu/icu.gyp:icuuc',
       ],
       'sources': [
         'base/accessibility/accessibility_types.h',
+        'base/accessibility/accessible_view_state.cc',
         'base/accessibility/accessible_view_state.h',
-        'base/accessibility/accessible_view_state.cc',
         'base/animation/animation.cc',
         'base/animation/animation.h',
         'base/animation/animation_container.cc',
         'base/animation/animation_container.h',
         'base/animation/animation_container_element.h',
         'base/animation/animation_container_observer.h',
         'base/animation/animation_delegate.h',
         'base/animation/linear_animation.cc',
         'base/animation/linear_animation.h',
         'base/animation/multi_animation.cc',
         'base/animation/multi_animation.h',
         'base/animation/slide_animation.cc',
         'base/animation/slide_animation.h',
         'base/animation/throb_animation.cc',
         'base/animation/throb_animation.h',
         'base/animation/tween.cc',
         'base/animation/tween.h',
         'base/clipboard/clipboard.cc',
         'base/clipboard/clipboard.h',
         'base/clipboard/clipboard_linux.cc',
         'base/clipboard/clipboard_mac.mm',
         'base/clipboard/clipboard_util_win.cc',
         'base/clipboard/clipboard_util_win.h',
         'base/clipboard/clipboard_win.cc',
         'base/clipboard/scoped_clipboard_writer.cc',
         'base/clipboard/scoped_clipboard_writer.h',
+        'base/dragdrop/drag_drop_types_gtk.cc',
+        'base/dragdrop/drag_drop_types.h',
+        'base/dragdrop/drag_drop_types_win.cc',
+        'base/dragdrop/drag_source.cc',
+        'base/dragdrop/drag_source.h',
+        'base/dragdrop/drop_target.cc',
+        'base/dragdrop/drop_target.h',
+        'base/dragdrop/gtk_dnd_util.cc',
+        'base/dragdrop/gtk_dnd_util.h',
+        'base/dragdrop/os_exchange_data.cc',
+        'base/dragdrop/os_exchange_data.h',
+        'base/dragdrop/os_exchange_data_provider_gtk.cc',
+        'base/dragdrop/os_exchange_data_provider_gtk.h',
+        'base/dragdrop/os_exchange_data_provider_win.cc',
+        'base/dragdrop/os_exchange_data_provider_win.h',
+        'base/events.h',
+        'base/gtk/event_synthesis_gtk.cc',
+        'base/gtk/event_synthesis_gtk.h',
+        'base/gtk/gtk_im_context_util.cc',
+        'base/gtk/gtk_im_context_util.h',
+        'base/gtk/gtk_signal.h',
+        'base/gtk/gtk_signal_registrar.cc',
+        'base/gtk/gtk_signal_registrar.h',
+        'base/gtk/gtk_windowing.cc',
+        'base/gtk/gtk_windowing.h',
         'base/ime/composition_text.cc',
         'base/ime/composition_text.h',
         'base/ime/composition_underline.h',
         'base/ime/text_input_type.h',
-        'base/gtk/gtk_im_context_util.cc',
-        'base/gtk/gtk_im_context_util.h',
+        'base/keycodes/keyboard_code_conversion_gtk.cc',
+        'base/keycodes/keyboard_code_conversion_gtk.h',
+        'base/keycodes/keyboard_code_conversion_mac.h',
+        'base/keycodes/keyboard_code_conversion_mac.mm',
+        'base/keycodes/keyboard_code_conversion_win.cc',
+        'base/keycodes/keyboard_code_conversion_win.h',
+        'base/keycodes/keyboard_code_conversion_x.cc',
+        'base/keycodes/keyboard_code_conversion_x.h',
+        'base/keycodes/keyboard_codes.h',
+        'base/l10n/l10n_font_util.cc',
+        'base/l10n/l10n_font_util.h',
+        'base/l10n/l10n_util.cc',
+        'base/l10n/l10n_util_collator.h',
+        'base/l10n/l10n_util.h',

[tfarina, 2011/05/30 15:46:42]

put this right after l10n_util.cc?

+        'base/l10n/l10n_util_mac.h',
+        'base/l10n/l10n_util_mac.mm',
+        'base/l10n/l10n_util_posix.cc',
+        'base/l10n/l10n_util_win.cc',
+        'base/l10n/l10n_util_win.h',
+        'base/message_box_flags.h',
+        'base/message_box_win.cc',
+        'base/message_box_win.h',
+        'base/models/accelerator_cocoa.h',
+        'base/models/accelerator_cocoa.mm',
+        'base/models/accelerator_gtk.h',
+        'base/models/accelerator.h',
+        'base/models/button_menu_item_model.cc',
+        'base/models/button_menu_item_model.h',
+        'base/models/combobox_model.h',
+        'base/models/menu_model.cc',
+        'base/models/menu_model_delegate.h',
+        'base/models/menu_model.h',

[tfarina, 2011/05/30 15:46:42]

put this right after menu_model.cc?

+        'base/models/simple_menu_model.cc',
+        'base/models/simple_menu_model.h',
+        'base/models/table_model.cc',
+        'base/models/table_model.h',
+        'base/models/table_model_observer.h',
+        'base/models/tree_model.cc',
+        'base/models/tree_model.h',
+        'base/models/tree_node_iterator.h',
+        'base/models/tree_node_model.h',
         'base/range/range.cc',
         'base/range/range.h',
         'base/range/range.mm',
+        'base/resource/data_pack.cc',
+        'base/resource/data_pack.h',
+        'base/resource/resource_bundle.cc',
+        'base/resource/resource_bundle.h',
+        'base/resource/resource_bundle_linux.cc',
+        'base/resource/resource_bundle_mac.mm',
+        'base/resource/resource_bundle_posix.cc',
+        'base/resource/resource_bundle_win.cc',
+        'base/text/text_elider.cc',
+        'base/text/text_elider.h',
+        'base/theme_provider.cc',
+        'base/theme_provider.h',
+        'base/ui_base_paths.cc',
+        'base/ui_base_paths.h',
+        'base/ui_base_switches.cc',
+        'base/ui_base_switches.h',
+        'base/view_prop.cc',
+        'base/view_prop.h',
+        'base/win/hwnd_util.cc',
+        'base/win/hwnd_util.h',
+        'base/win/ime_input.cc',
+        'base/win/ime_input.h',
+        'base/win/window_impl.cc',
+        'base/win/window_impl.h',
+        'base/x/active_window_watcher_x.cc',
+        'base/x/active_window_watcher_x.h',
+        'base/x/x11_util.cc',
+        'base/x/x11_util.h',
+        'base/x/x11_util_internal.h',
       ],
       'conditions': [
         ['toolkit_uses_gtk == 1', {
           'dependencies': [
+            '../build/linux/system.gyp:fontconfig',
             '../build/linux/system.gyp:gtk',
             '../build/linux/system.gyp:x11',
             '../build/linux/system.gyp:xext',
           ],
+          'link_settings': {
+            'libraries': [
+              '-lXrender',  # For XRender* function calls in x11_util.cc.
+            ],
+          },
+          'conditions': [
+            ['toolkit_views==0', {
+              # Note: because of gyp predence rules this has to be defined as
+              # 'sources/' rather than 'sources!'.
+              'sources/': [
+                ['exclude', '^base/dragdrop/drag_drop_types_gtk.cc'],
+                ['exclude', '^base/dragdrop/os_exchange_data.cc'],
+                ['exclude', '^base/dragdrop/os_exchange_data.h'],
+                ['exclude', '^base/dragdrop/os_exchange_data_provider_gtk.cc'],
+                ['exclude', '^base/dragdrop/os_exchange_data_provider_gtk.h'],
+              ],
+            }, {
+              # Note: because of gyp predence rules this has to be defined as
+              # 'sources/' rather than 'sources!'.
+              'sources/': [
+                ['include', '^base/dragdrop/os_exchange_data.cc'],
+              ],
+            }],
+          ],
         }],
-        ['OS=="win"', {
-          'sources': [
-            'base/win/ime_input.cc',
-            'base/win/ime_input.h',
+        ['OS!="win"', {
+          'sources!': [
+            'base/dragdrop/drag_source.cc',
+            'base/dragdrop/drag_source.h',
+            'base/dragdrop/drag_drop_types.h',
+            'base/dragdrop/drop_target.cc',
+            'base/dragdrop/drop_target.h',
+            'base/dragdrop/os_exchange_data.cc',
+            'base/view_prop.cc',
+            'base/view_prop.h',
+          ],
+          'sources/': [
+            ['exclude', '^base/win/*'],
+          ],
+        }],
+        ['OS=="mac"', {
+          'link_settings': {
+            'libraries': [
+              '$(SDKROOT)/System/Library/Frameworks/Accelerate.framework',
+              '$(SDKROOT)/System/Library/Frameworks/AudioUnit.framework',
+            ],
+          },
+        }],
+        ['use_x11==1', {
+          'all_dependent_settings': {
+            'ldflags': [
+              '-L<(PRODUCT_DIR)',
+            ],
+            'link_settings': {
+              'libraries': [
+                '-lX11',
+                '-ldl',
+              ],
+            },
+          },
+        },{  # use_x11==0

[Robert Sesek, 2011/05/29 17:15:57]

nit: space after ,

+          'sources!': [
+            'base/keycodes/keyboard_code_conversion_x.cc',
+            'base/keycodes/keyboard_code_conversion_x.h',
           ],
         }],
       ],
     },
   ],
 }
 
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