www/chromium 20.0.1132.57 looks broken by pkg-conf[ig]

[Patrick Lamaiziere]

Hello,

www/chromium fails in configure :

Exception: Call to 'pkg-config --cflags libudev' returned exit status
1. while loading dependencies of base/base.gyp while loading
dependencies of build/temp_gyp/googleurl.gyp while loading dependencies
of third_party/WebKit/Source/WebCore/WebCore.gyp/WebCore.gyp while
loading dependencies of
third_party/WebKit/Source/WebKit/chromium/WebKit.gyp while loading
dependencies of content/browser/debugger/devtools_resources.gyp while
loading dependencies of chrome/chrome_resources.gyp while loading
dependencies of chrome/chrome.gyp while trying to load
chrome/chrome.gyp 
*** [do-configure] Error code 1

Thanks, regards.