clang: Add -Wno-empty-body to libxml and hunspell flags

DEPS

 vars = {
   # Use this googlecode_url variable only if there is an internal mirror for it.
   # If you do not know, use the full path while defining your new deps entry.
   "googlecode_url": "http://%s.googlecode.com/svn",
   "sourceforge_url": "http://%(repo)s.svn.sourceforge.net/svnroot/%(repo)s",
   "webkit_trunk": "http://svn.webkit.org/repository/webkit/trunk",
   "nacl_trunk": "http://src.chromium.org/native_client/trunk",
   "webkit_revision": "109423",
   "chromium_git": "http://git.chromium.org/git",
   "swig_revision": "69281",
@@ skipping 77 matching lines @@
   # puts some extra files into place for the real WebKit checkout to
   # happen.  See lines mentioning "webkit_revision" for the real
   # WebKit checkout.
   "src/third_party/WebKit":
     "/trunk/deps/third_party/WebKit@76115",
 
   "src/third_party/icu":
     "/trunk/deps/third_party/icu46@122842",
 
   "src/third_party/hunspell":
-   "/trunk/deps/third_party/hunspell@123842",
+   "/trunk/deps/third_party/hunspell@124429",
 
   "src/third_party/hunspell_dictionaries":
     "/trunk/deps/third_party/hunspell_dictionaries@79099",
 
   "src/third_party/safe_browsing/testing":
     (Var("googlecode_url") % "google-safe-browsing") + "/trunk/testing@106",
 
   "src/third_party/cacheinvalidation/files/src/google":
     (Var("googlecode_url") % "google-cache-invalidation-api") +
     "/trunk/src/google@185",
@@ skipping 404 matching lines @@
     "pattern": ".",
     "action": ["python", "src/build/util/lastchange.py",
                "-o", "src/build/util/LASTCHANGE"],
   },
   {
     # A change to a .gyp, .gypi, or to GYP itself should run the generator.
     "pattern": ".",
     "action": ["python", "src/build/gyp_chromium"],
   },
 ]