Adding ppGoogleNaClPluginChrome.dll to FILES.cfg which is ALSO apparently

the source of truth for windows (though I'd swear I'd seen files used
somewhere recently too).

BUG=None
TEST=None

Review URL: http://codereview.chromium.org/6344009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@71888 0039d316-1c4b-4281-b951-d872f2087c98

chrome/tools/build/win/FILES.cfg

@@ -368,4 +368,9 @@ FILES = [
     'arch': ['32bit', '64bit'],
     'buildtype': ['dev', 'official'],
   },
+  {
+    'filename': 'ppGoogleNaClPluginChrome.dll',
+    'arch': ['32bit', '64bit'],
+    'buildtype': ['dev', 'official'],
+  },
 ]