views: Add a cross-platform SelectFileDialogExtension API.

chrome/chrome_tests.gypi

Index: chrome/chrome_tests.gypi
diff --git a/chrome/chrome_tests.gypi b/chrome/chrome_tests.gypi
index 59fca7b5941134af471f800364be7f80ec39fa6a..f67079244fb091e256d4e7b17e2779e66aaccf6f 100644
--- a/chrome/chrome_tests.gypi
+++ b/chrome/chrome_tests.gypi
@@ -2114,7 +2114,7 @@
         }],
         ['file_manager_extension==0', {
           'sources!': [
-            'browser/ui/views/select_file_dialog_extension_unittest.cc',
+            'browser/ui/views/select_file_dialog_extension_views_unittest.cc',
           ],
         }],
         ['configuration_policy==0', {
@@ -2947,7 +2947,7 @@
         'browser/ui/views/constrained_window_views_browsertest.cc',
         'browser/ui/views/frame/app_non_client_frame_view_aura_browsertest.cc',
         'browser/ui/views/frame/browser_view_browsertest.cc',
-        'browser/ui/views/select_file_dialog_extension_browsertest.cc',
+        'browser/ui/views/select_file_dialog_extension_views_browsertest.cc',
         'browser/ui/views/sync/one_click_signin_bubble_view_browsertest.cc',
         'browser/ui/views/web_dialog_view_browsertest.cc',
         'browser/ui/webui/chrome_url_data_manager_browsertest.cc',
@@ -3164,7 +3164,7 @@
         }],
         ['file_manager_extension==0', {
           'sources!': [
-            'browser/ui/views/select_file_dialog_extension_browsertest.cc',
+            'browser/ui/views/select_file_dialog_extension_views_browsertest.cc',
           ],
         }],
         ['configuration_policy==0', {