Re-enable warning 4201 for xfa and other clean up

Re-enable the warning by naming the unnamed structs. Also clean up
fx_graphics files.

BUG=pdfium:29
R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1784323006 .

1 files changed, 0 insertions, 2 deletions

diff --git a/xfa.gyp b/xfa.gyp
index 39de1be6ec..78593dfa6d 100644
--- a/xfa.gyp
+++ b/xfa.gyp
@@ -8,8 +8,6 @@
     ],
     'msvs_disabled_warnings': [
       4005, 4018, 4146, 4333, 4345, 4267,
-      # TODO(ochang): Investigate if this can be fixed properly.
-      4201,
       # TODO(thestig): Fix all instances, remove this, pdfium:29
       4245, 4310, 4389, 4701, 4702, 4706, 4800,
     ],