Use placeholder for search action

Summary:
See https://hig.kde.org/style/writing/placeholder.html

Screenshot:

Old: {F6691712}
New: {F6698685}

Test Plan: Compile and run

Reviewers: #dolphin, #vdg, ngraham, elvisangelaccio

Reviewed By: #dolphin, #vdg, ngraham

Subscribers: GB_2, kde-doc-english, elvisangelaccio, ngraham, yurchor, kfm-devel

Tags: #dolphin, #documentation

Maniphest Tasks: T10258

Differential Revision: https://phabricator.kde.org/D19770

1 files changed, 0 insertions, 1 deletions

diff --git a/src/search/dolphinsearchbox.h b/src/search/dolphinsearchbox.h
index c138cfe7f..bb71049c7 100644
--- a/src/search/dolphinsearchbox.h
+++ b/src/search/dolphinsearchbox.h
@@ -166,7 +166,6 @@ private:
 
     QVBoxLayout* m_topLayout;
 
-    QLabel* m_searchLabel;
     QLineEdit* m_searchInput;
     QAction* m_saveSearchAction;
     QScrollArea* m_optionsScrollArea;