Add a view with a simple search utility over the current active text editor.
In the result table are displayed all the text lines containing the desired pattern (grep-like).
The easiest way to install this plugin is through the update site:
To add an update site in Eclipse:
The new installed view is under: Search→Simple Search View
Type the desired pattern in the text field and click [Find].
Double-click in any resulted text line to scroll the text editor at the correspondent location.