History: Remove extra padding in tabs because they don't have a close…

… button

spyder/plugins/history/widgets.py

@@ -25,6 +25,7 @@
 from spyder.widgets.findreplace import FindReplace
 from spyder.widgets.simplecodeeditor import SimpleCodeEditor
 from spyder.widgets.tabs import Tabs
+from spyder.utils.stylesheet import PANES_TABBAR_STYLESHEET
 
 # Localization
 _ = get_translation('spyder')
@@ -81,6 +82,7 @@ def __init__(self, name, plugin, parent):
         self.find_widget = FindReplace(self)
 
         # Setup
+        self.tabwidget.setStyleSheet(self._tabs_stylesheet)
         self.find_widget.hide()
 
         # Layout
@@ -304,6 +306,16 @@ def refresh(self):
 
         self.find_widget.set_editor(editor)
 
+    @property
+    def _tabs_stylesheet(self):
+        """
+        Change style of tabs because we don't have a close button here.
+        """
+        tabs_stylesheet = PANES_TABBAR_STYLESHEET.get_copy()
+        css = tabs_stylesheet.get_stylesheet()
+        css['QTabBar::tab'].setValues(padding='4px')
+        return tabs_stylesheet.to_string()
+
 
 def test():
     """Run history widget."""

spyder/utils/stylesheet.py

@@ -41,7 +41,7 @@ def get_copy(self):
 
         This allows it to be modified for specific widgets.
         """
-        return copy.deepcopy(self._stylesheet)
+        return copy.deepcopy(self)
 
     def set_stylesheet(self):
         raise NotImplementedError(