File build-with-libstdc++.patch of Package mozc

diff --git a/src/gyp/common.gypi b/src/gyp/common.gypi
index 0635068..dd8043e 100644
--- a/src/gyp/common.gypi
+++ b/src/gyp/common.gypi
@@ -105,7 +105,6 @@
     ],
     # Libraries for GNU/Linux environment.
     'linux_ldflags': [
-      '-lc++',
       '-pthread',
     ],