Componentize internal class FlagsState in flags_ui component.

components/flags_ui.gypi

Index: components/flags_ui.gypi
diff --git a/components/flags_ui.gypi b/components/flags_ui.gypi
index 32932217f28fa6d05d11b1a7affc52cf3f24ecaa..e87bb5693d8b15e4b567f1cc6180c77c8ff5f49b 100644
--- a/components/flags_ui.gypi
+++ b/components/flags_ui.gypi
@@ -16,20 +16,59 @@
         '../base/base.gyp:base_prefs',
         '../components/components_strings.gyp:components_strings',
         '../ui/base/ui_base.gyp:ui_base',
+        'flags_ui_switches',
       ],
       'sources': [
         # Note: sources list duplicated in GN build.
         'flags_ui/feature_entry.cc',
         'flags_ui/feature_entry.h',
         'flags_ui/feature_entry_macros.h',
+        'flags_ui/flags_state.cc',
+        'flags_ui/flags_state.h',
+        'flags_ui/flags_storage.h',
         'flags_ui/flags_ui_constants.cc',
         'flags_ui/flags_ui_constants.h',
         'flags_ui/flags_ui_pref_names.cc',
         'flags_ui/flags_ui_pref_names.h',
-        'flags_ui/flags_storage.h',
         'flags_ui/pref_service_flags_storage.cc',
         'flags_ui/pref_service_flags_storage.h',
       ],
     },
+    {
+      # GN version: //components/flags_ui:switches
+      'target_name': 'flags_ui_switches',
+      'type': 'static_library',
+      'include_dirs': [
+        '..',
+      ],
+      'sources': [
+        # Note: sources list duplicated in GN build.
+        'flags_ui/flags_ui_switches.cc',
+        'flags_ui/flags_ui_switches.h',
+      ],
+    },
+  ],
+  'conditions': [
+    ['OS=="win" and target_arch=="ia32"', {

[Alexei Svitkine (slow), 2015/11/16 21:52:54]

Why is this needed? Could use a comment, otherwise it looks very strange.

[sdefresne, 2015/11/17 16:28:56]

Done (took the comment from base_win64 target).

+      'targets': [
+        {
+          'target_name': 'flags_ui_switches_win64',
+          'type': 'static_library',
+          'include_dirs': [
+            '..',
+          ],
+          'sources': [
+            # Note: sources list duplicated in GN build.
+            'flags_ui/flags_ui_switches.cc',
+            'flags_ui/flags_ui_switches.h',
+          ],
+        },
+        'configurations': {
+          'Common_Base': {
+            'msvs_target_platform': 'x64',
+          },
+        },
+      ],
+    }],
   ],
 }