Remove commented code & fix incorrect constFirst

addons/git-blame/kategitblameplugin.cpp

@@ -274,7 +274,6 @@ void KateGitBlamePluginView::showCommitInfo(const QString &hash, KTextEditor::Vi
 
 void KateGitBlamePluginView::blameFinished(int /*exitCode*/, QProcess::ExitStatus /*exitStatus*/)
 {
-    //     QString stdErr = QString::fromUtf8(m_blameInfoProc.readAllStandardError());
     const QStringList stdOut = QString::fromUtf8(m_blameInfoProc.readAllStandardOutput()).split(QLatin1Char('\n'));
 
     // check if the git process was running for a previous document when the view changed.
@@ -301,7 +300,6 @@ void KateGitBlamePluginView::blameFinished(int /*exitCode*/, QProcess::ExitStatu
 
 void KateGitBlamePluginView::showFinished(int exitCode, QProcess::ExitStatus exitStatus)
 {
-    //     QString stdErr = QString::fromUtf8(m_showProc.readAllStandardError());
     QString stdOut = QString::fromUtf8(m_showProc.readAllStandardOutput());
 
     // Try to avoid crashes caused by QTextBrowser running out of memory

kate/katemdi.cpp

@@ -518,7 +518,7 @@ bool Sidebar::isCollapsed()
         return false;
     }
 
-    return m_splitter->sizes().constFirst() == 0;
+    return m_splitter->sizes().at(ownSplitIndex) == 0;
 }
 
 void Sidebar::handleCollapse(int pos, int index)