Add search functionality to type hierarchy pane

Change-Id: I76262610cdd3781b5d665e7de501cc8a7ba4012b
Reviewed-by: Nikolai Kosjar <nikolai.kosjar@digia.com>
Valgrind: Update callgrind_control help text

Change-Id: I01088e55aceb8c973224de40ebe7dccc2587ca2d
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>
Analyzer: Remove unused field

Change-Id: I01ae56abd673e877ed018a336d1e31487f907ca3
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>
Valgrind: Remove redundant local variable

Change-Id: I8660d6ad7ed4453ed5c1e1e7ce5c7f2ca0ccec15
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>
Valgrind: Initialize member variable

Change-Id: I0645e53dc010224a04a9bfe3a8eea34d360ac72d
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>