[birt-dev] CheckIn: Fix[Bugzilla] 147219:[Context Sensitive] No context

["Xiong Zhang" <xiong.zhang@xxxxxxxxxxx>]

-Summary:
  [Context Sensitive] No context sensitive help button in Dataset Parameter Binding dialog

- Bugzilla Bug (s) Resolved:

  147219
 
- Description: 
  I've do the changes as following:
    1. Let ParameterBindingDialog be inherited from trayDialog
    2. Bind help to this dialog with a ID.
  To finish this bug, context.xml will be updated by others later.

- Tests Description: Manual
 
- Notes to Build Team:
 
- Notes to Developers:
 
- Notes to QA:
 
- Notes to Documentation:
 
- Files Added:
 
- Files Edited:
  \org\eclipse\birt\report\designer\internal\ui\dialogs\ParameterBindingDialog.java

  \org\eclipse\birt\report\designer\internal\ui\util\IHelpContextIds.java