64-bit Dartium under Fedora 20

gistfile1.txt

Install deps listed @ http://code.google.com/p/chromium/wiki/LinuxBuildInstructionsPrerequisites#Fedora_Setup
Install the following required deps that weren't installed in the previous step:
 - sudo yum install pulseaudio-libs-devel
 - sudo yum install libgcrypt-devel
 - sudo yum install pciutils-devel
 - sudo yum install libudev-devel
 - sudo yum install libcap-devel
Install depot_tools @ http://dev.chromium.org/developers/how-tos/install-depot-tools
Follow instructions @ http://code.google.com/p/dart/wiki/BuildingDartium#Subversion_checkout_for_non-committers
Follow instructions @ http://code.google.com/p/dart/wiki/BuildingDartium#Build

Copy Release/ directory to your `dart-sdk` directory, probably something like this:
 - cp -r Release/ ~/DevelopmentTools/dart-sdk/chromium

From there, symlink dart-sdk/chromium to where-ever it has to go.