Remove a slightly overzealous CHECK that's causing crashes in canary.

content/child/dwrite_font_proxy/dwrite_font_proxy_win.cc

Index: content/child/dwrite_font_proxy/dwrite_font_proxy_win.cc
diff --git a/content/child/dwrite_font_proxy/dwrite_font_proxy_win.cc b/content/child/dwrite_font_proxy/dwrite_font_proxy_win.cc
index 6d855fe77188a0259223501ab7a94a28fd9950d2..89b952b8d971ed65c6d75222edb37fc5716e5c46 100644
--- a/content/child/dwrite_font_proxy/dwrite_font_proxy_win.cc
+++ b/content/child/dwrite_font_proxy/dwrite_font_proxy_win.cc
@@ -449,7 +449,6 @@ bool DWriteFontFamilyProxy::LoadFamily() {
   if (family_count == 0) {
     // This is really strange, we successfully loaded no fonts?!
     LogLoadFamilyResult(LOAD_FAMILY_ERROR_NO_FAMILIES);
-    CHECK(false);
     return false;
   }