XFA: Fix win8 gn build under chromium checkout (non-xfa)

The no nominmax config was lost when moving from master.
Fix a few other small differences along the way, and fully
conditionalize the build of tiff.

R=thestig@chromium.org

Review URL: https://codereview.chromium.org/1514633002 .

1 files changed, 1 insertions, 4 deletions

diff --git a/BUILD.gn b/BUILD.gn
index fdb022e077..f72c3e4880 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -609,10 +609,7 @@ static_library("fxge") {
       "core/src/fxge/win32/fx_win32_print.cpp",
       "core/src/fxge/win32/win32_int.h",
     ]
-    configs -= [
-      "//build/config/win:lean_and_mean",
-      "//build/config/win:nominmax",
-    ]
+    configs -= [ "//build/config/win:lean_and_mean" ]
   }
 }