Syntax highlighter doesn't work for comments on last line of file(s)

What steps will reproduce the problem?
1. Create new file 'test.go'
2. Focus on last line of file
3. Enter a comment '// Foobar' without newline

What is the expected output? What do you see instead?
The expected output is that '// Foobar' will be green but instead it is black.

What version of the product are you using? On what operating system?
0.7.2.418 - Windows 7 x64

Please provide any additional information below.

Original issue reported on code.google.com by liamzebedee on 18 Nov 2012 at 1:55

linfun486 / goclipse

Syntax highlighter doesn't work for comments on last line of file(s) #134