Rakefile in grpc-0.6.0 vs Rakefile in grpc-0.6.1

@@ -24,9 +24,10 @@
 ]
 namespace :suite do
   SPEC_SUITES.each do |suite|
     desc "Run all specs in the #{suite[:title]} spec suite"
     RSpec::Core::RakeTask.new(suite[:id]) do |t|
+      ENV['COVERAGE_NAME'] = suite[:id].to_s
       spec_files = []
       suite[:files].each { |f| spec_files += Dir[f] } if suite[:files]
 
       if suite[:dir]
         suite[:dir].each { |f| spec_files += Dir["#{f}/**/*_spec.rb"] }