[3.0.0017] Unable to disable breakpoints when they are not selected in breakpoints window

[pvallabhaneni]

Environment:
System OS: Win 7 64bit and Win 8.1

Steps to Reproduce:

1. Have multiple breakpoints enabled in a project.
2. Debug the project and when a breakpoint is hit open breakpoints window.
3. Click on a break-point (1st beak-point in the below picture is selected).
4. Try to disable another breakpoint which is not selected by clicking directly on the check-boxes. Here 2nd or 3rd breakpoints in below picture.

Actual Result: User is unable to disable the breakpoints when not selected.