Revert "msvs/ninja win: Fix support for ImageHasSafeExceptionHandlers"

test/win/linker-flags/safeseh.gyp

Index: test/win/linker-flags/safeseh.gyp
diff --git a/test/win/linker-flags/safeseh.gyp b/test/win/linker-flags/safeseh.gyp
index c4ed068805dffefa7b98d45fca32d857ecbfaf7d..61036200519e332cdf9a9ad296d5465f2bc177a5 100644
--- a/test/win/linker-flags/safeseh.gyp
+++ b/test/win/linker-flags/safeseh.gyp
@@ -8,12 +8,6 @@
       'target_name': 'test_safeseh_default',
       'type': 'executable',
       'msvs_settings': {
-        # By default, msvs passes /SAFESEH for Link, but not for MASM.  In
-        # order for test_safeseh_default to link successfully, we need to
-        # explicitly specify /SAFESEH for MASM.
-        'MASM': {
-          'UseSafeExceptionHandlers': 'true',
-        },
       },
       'sources': [
         'safeseh_hello.cc',