ui: Move NativeTheme files into ui/base/native_theme/ directory.

ui/ui.gyp

Index: ui/ui.gyp
diff --git a/ui/ui.gyp b/ui/ui.gyp
index ed5b79aeb481a2928d0ace6e2d9cbe66d2b9da36..478ff6fafb35f5d6f38e0cc1dcbc6376f5c114ca 100644
--- a/ui/ui.gyp
+++ b/ui/ui.gyp
@@ -212,6 +212,18 @@
         'base/models/tree_model.h',
         'base/models/tree_node_iterator.h',
         'base/models/tree_node_model.h',
+        'base/native_theme/native_theme.cc',
+        'base/native_theme/native_theme.h',
+        'base/native_theme/native_theme_android.cc',
+        'base/native_theme/native_theme_android.h',
+        'base/native_theme/native_theme_aura.cc',
+        'base/native_theme/native_theme_aura.h',
+        'base/native_theme/native_theme_base.cc',
+        'base/native_theme/native_theme_base.h',
+        'base/native_theme/native_theme_gtk.cc',
+        'base/native_theme/native_theme_gtk.h',
+        'base/native_theme/native_theme_win.cc',
+        'base/native_theme/native_theme_win.h',
         'base/range/range.cc',
         'base/range/range.h',
         'base/range/range_mac.mm',
@@ -332,18 +344,6 @@
         'gfx/mac/scoped_ns_disable_screen_updates.h',
         'gfx/monitor.cc',
         'gfx/monitor.h',
-        'gfx/native_theme.cc',
-        'gfx/native_theme.h',
-        'gfx/native_theme_android.cc',
-        'gfx/native_theme_android.h',
-        'gfx/native_theme_aura.cc',
-        'gfx/native_theme_aura.h',
-        'gfx/native_theme_base.cc',
-        'gfx/native_theme_base.h',
-        'gfx/native_theme_gtk.cc',
-        'gfx/native_theme_gtk.h',
-        'gfx/native_theme_win.cc',
-        'gfx/native_theme_win.h',
         'gfx/native_widget_types.h',
         'gfx/pango_util.h',
         'gfx/pango_util.cc',
@@ -452,20 +452,20 @@
            ],
         }, {  # use_aura!=1
           'sources!': [
-            'gfx/native_theme_aura.cc',
-            'gfx/native_theme_aura.h',
             'base/cursor/cursor.cc',
             'base/cursor/cursor.h',
             'base/cursor/cursor_win.cc',
             'base/cursor/cursor_x11.cc',
+            'base/native_theme/native_theme_aura.cc',
+            'base/native_theme/native_theme_aura.h',
           ]
         }],
         ['use_aura==1 and OS=="win"', {
           'sources/': [
             ['exclude', 'base/dragdrop/os_exchange_data_provider_win.cc'],
             ['exclude', 'base/dragdrop/os_exchange_data_provider_win.h'],
-            ['exclude', 'gfx/native_theme_win.cc'],
-            ['exclude', 'gfx/native_theme_win.h'],
+            ['exclude', 'base/native_theme/native_theme_win.cc'],
+            ['exclude', 'base/native_theme/native_theme_win.h'],
             ['exclude', 'gfx/path_win.cc'],
           ],
         }],
@@ -534,8 +534,8 @@
           ],
         }, {  # toolkit_uses_gtk != 1
           'sources!': [
-            'gfx/native_theme_gtk.cc',
-            'gfx/native_theme_gtk.h',
+            'base/native_theme/native_theme_gtk.cc',
+            'base/native_theme/native_theme_gtk.h',
           ]
         }],
         ['OS=="win"', {
@@ -544,8 +544,8 @@
             'gfx/gdi_util.h',
             'gfx/icon_util.cc',
             'gfx/icon_util.h',
-            'gfx/native_theme_win.cc',
-            'gfx/native_theme_win.h',
+            'base/native_theme/native_theme_win.cc',
+            'base/native_theme/native_theme_win.h',
           ],
           'sources!': [
             'base/touch/touch_factory.cc',
@@ -594,8 +594,8 @@
             'base/dragdrop/drop_target.cc',
             'base/dragdrop/drop_target.h',
             'base/dragdrop/os_exchange_data.cc',
-            'gfx/native_theme_win.cc',
-            'gfx/native_theme_win.h',
+            'base/native_theme/native_theme_win.cc',
+            'base/native_theme/native_theme_win.h',
           ],
           'sources/': [
             ['exclude', '^base/win/*'],