Partially revert 185fe2e9cc

We shouldn't quote the unpack command's requirement as it's passed through GemRunner which takes care of it for us.

railties/lib/rails/gem_dependency.rb

@@ -120,7 +120,9 @@ module Rails
 
       def unpack_command
         cmd = %w(unpack) << @name
-        cmd << "--version" << %("#{@requirement.to_s}") if @requirement
+        # We don't quote this requirement as it's run through GemRunner instead
+        # of shelling out to gem
+        cmd << "--version" << @requirement.to_s if @requirement
         cmd
       end
   end

railties/test/gem_dependency_test.rb

@@ -37,7 +37,7 @@ uses_mocha "Plugin Tests" do
     end
 
     def test_gem_with_version_unpack_install_command
-      assert_equal ["unpack", "hpricot", "--version", '"= 0.6"'], @gem_with_version.unpack_command
+      assert_equal ["unpack", "hpricot", "--version", '= 0.6'], @gem_with_version.unpack_command
     end
 
     def test_gem_adds_load_paths