seems chromium 28 fails to build with new nss:
nss-3.14.3-1.x86_64.rpm OK
nss-3.15-1.x86_64.rpm FAIL
ccache x86_64-pld-linux-gcc '-D_FILE_OFFSET_BITS=64' '-DUSE_LINUX_BREAKPAD' '-DCHROMIUM_BUILD' '-DUSE_DEFAULT_RENDER_THEME=1' '-DUSE_LIBJPEG_TURBO=1' '-DUSE_NSS=1' '-DUSE_X11=1' '-DENABLE_ONE_CLICK_SIGNIN' '-DGTK_DISABLE_SINGLE_INCLUDES=1' '-DENABLE_REMOTING=1' '-DENABLE_WEBRTC=1' '-DUSE_PROPRIETARY_CODECS' '-DENABLE_CONFIGURATION_POLICY' '-DENABLE_INPUT_SPEECH' '-DENABLE_NOTIFICATIONS' '-DENABLE_GPU=1' '-DENABLE_EGLIMAGE=1' '-DENABLE_TASK_MANAGER=1' '-DENABLE_EXTENSIONS=1' '-DENABLE_PLUGIN_INSTALLATION=1' '-DENABLE_PLUGINS=1' '-DENABLE_SESSION_SERVICE=1' '-DENABLE_THEMES=1' '-DENABLE_BACKGROUND=1' '-DENABLE_AUTOMATION=1' '-DENABLE_GOOGLE_NOW=1' '-DENABLE_LANGUAGE_DETECTION=1' '-DENABLE_PRINTING=1' '-DENABLE_CAPTIVE_PORTAL_DETECTION=1' '-DENABLE_MANAGED_USERS=1' '-DNO_PKCS11_BYPASS' '-DNSS_ENABLE_ECC' '-DUSE_UTIL_DIRECTLY' '-DNDEBUG' '-DNVALGRIND' '-DDYNAMIC_ANNOTATIONS_ENABLED=0' -Inet/third_party/nss/ssl/bodge -fstack-protector --param=ssp-buffer-size=4 -pthread -fno-exceptions -fno-strict-aliasing -Wno-unused-parameter -Wno-missing-field-initializers -fvisibility=hidden -pipe -fPIC -Wno-unused-local-typedefs -I/usr/include/nss -I/usr/include/nspr -Wno-format -Wno-unused-result -O2 -fno-ident -fdata-sections -ffunction-sections -MMD -MF out/Release/.deps/out/Release/obj.target/libssl/net/third_party/nss/ssl/bodge/secure_memcmp.o.d.raw -c -o out/Release/obj.target/libssl/net/third_party/nss/ssl/bodge/secure_memcmp.o net/third_party/nss/ssl/bodge/secure_memcmp.c
touch out/Release/obj.target/build/linux/gnome_keyring.stamp
net/third_party/nss/ssl/bodge/secitem_array.c:16:8: error: redefinition of 'struct SECItemArrayStr'
struct SECItemArrayStr {
^
In file included from net/third_party/nss/ssl/bodge/secitem_array.c:9:0:
/usr/include/nss/seccomon.h:57:16: note: originally defined here
typedef struct SECItemArrayStr SECItemArray;
^
make: *** [out/Release/obj.target/libssl/net/third_party/nss/ssl/bodge/secitem_array.o] Error 1
make: *** Waiting for unfinished jobs....