Remove qUpperBound usages from qtbase

Replace them with std::upper_bound; this allows for deprecation of
qUpperBound.

Change-Id: Idef01d2228b9a70eee3d52931d7aedb5bb6ba902
Reviewed-by: Marc Mutz <marc.mutz@kdab.com>
Reviewed-by: Robin Burchell <robin+qt@viroteck.net>

src/corelib/thread/qthread_p.h

@@ -63,6 +63,8 @@
 #include "QtCore/qcoreapplication.h"
 #include "private/qobject_p.h"
 
+#include <algorithm>
+
 
 QT_BEGIN_NAMESPACE
 
@@ -124,7 +126,7 @@ public:
             // insert event in descending priority order, using upper
             // bound for a given priority (to ensure proper ordering
             // of events with the same priority)
-            QPostEventList::iterator at = qUpperBound(begin() + insertionOffset, end(), priority);
+            QPostEventList::iterator at = std::upper_bound(begin() + insertionOffset, end(), priority);
             insert(at, ev);
         }
     }

src/corelib/thread/qthreadpool.cpp

@@ -43,6 +43,8 @@
 #include "qthreadpool_p.h"
 #include "qelapsedtimer.h"
 
+#include <algorithm>
+
 #ifndef QT_NO_THREAD
 
 QT_BEGIN_NAMESPACE
@@ -214,7 +216,7 @@ void QThreadPoolPrivate::enqueueTask(QRunnable *runnable, int priority)
     QList<QPair<QRunnable *, int> >::const_iterator begin = queue.constBegin();
     QList<QPair<QRunnable *, int> >::const_iterator it = queue.constEnd();
     if (it != begin && priority < (*(it - 1)).second)
-        it = qUpperBound(begin, --it, priority);
+        it = std::upper_bound(begin, --it, priority);
     queue.insert(it - begin, qMakePair(runnable, priority));
     runnableReady.wakeOne();
 }

src/corelib/tools/qmap.cpp

@@ -934,7 +934,7 @@ void QMapDataBase::freeData(QMapDataBase *d)
     Example:
     \snippet code/src_corelib_tools_qmap.cpp 17
 
-    \sa qUpperBound(), lowerBound(), find()
+    \sa lowerBound(), find()
 */
 
 /*! \fn QMap::const_iterator QMap::upperBound(const Key &key) const

src/gui/kernel/qshortcutmap.cpp

@@ -162,7 +162,7 @@ int QShortcutMap::addShortcut(QObject *owner, const QKeySequence &key, Qt::Short
     Q_D(QShortcutMap);
 
     QShortcutEntry newEntry(owner, key, context, --(d->currentId), true, matcher);
-    QList<QShortcutEntry>::iterator it = qUpperBound(d->sequences.begin(), d->sequences.end(), newEntry);
+    QList<QShortcutEntry>::iterator it = std::upper_bound(d->sequences.begin(), d->sequences.end(), newEntry);
     d->sequences.insert(it, newEntry); // Insert sorted
 #if defined(DEBUG_QSHORTCUTMAP)
     qDebug().nospace()

src/gui/text/qtextdocumentlayout.cpp

@@ -1022,7 +1022,7 @@ void QTextDocumentLayoutPrivate::drawFrame(const QPointF &offset, QPainter *pain
                 firstRow = rowIt - td->rowPositions.constBegin();
             }
 
-            rowIt = qUpperBound(td->rowPositions.constBegin(), td->rowPositions.constEnd(), QFixed::fromReal(context.clip.bottom() - off.y()));
+            rowIt = std::upper_bound(td->rowPositions.constBegin(), td->rowPositions.constEnd(), QFixed::fromReal(context.clip.bottom() - off.y()));
             if (rowIt != td->rowPositions.constEnd()) {
                 ++rowIt;
                 lastRow = rowIt - td->rowPositions.constBegin();

src/gui/text/qtextengine.cpp

@@ -58,6 +58,7 @@
 #include "qrawfont_p.h"
 #include <qguiapplication.h>
 #include <qinputmethod.h>
+#include <algorithm>
 #include <stdlib.h>
 
 #include "qfontengine_qpa_p.h"
@@ -2552,7 +2553,7 @@ void QTextEngine::setBoundary(int strPos) const
     if (strPos <= 0 || strPos >= layoutData->string.length())
         return;
 
-    const QScriptItem* it = qUpperBound(layoutData->items.constBegin(), layoutData->items.constEnd(),
+    const QScriptItem* it = std::upper_bound(layoutData->items.constBegin(), layoutData->items.constEnd(),
                                              strPos, QScriptItemComparator());
     Q_ASSERT(it > layoutData->items.constBegin());
     --it;
@@ -2743,7 +2744,7 @@ void QTextEngine::resolveAdditionalFormats() const
 
         while (startIt != addFormatSortedByStart.end() &&
             specialData->addFormats.at(*startIt).start <= si->position) {
-            currentFormats.insert(qUpperBound(currentFormats.begin(), currentFormats.end(), *startIt),
+            currentFormats.insert(std::upper_bound(currentFormats.begin(), currentFormats.end(), *startIt),
                                   *startIt);
             ++startIt;
         }

src/gui/text/qtexttable.cpp

@@ -1212,7 +1212,7 @@ void QTextTable::splitCell(int row, int column, int numRows, int numCols)
     for (int r = row + 1; r < row + rowSpan; ++r) {
         // find the cell before which to insert the new cell markers
         int gridIndex = r * d->nCols + column;
-        QVector<int>::iterator it = qUpperBound(d->cellIndices.begin(), d->cellIndices.end(), gridIndex);
+        QVector<int>::iterator it = std::upper_bound(d->cellIndices.begin(), d->cellIndices.end(), gridIndex);
         int cellIndex = it - d->cellIndices.begin();
         int fragment = d->cells.value(cellIndex, d->fragment_end);
         rowPositions[r - row] = p->fragmentMap().position(fragment);

src/widgets/widgets/qwidgettextcontrol.cpp

@@ -1426,7 +1426,7 @@ static QRectF boundingRectOfFloatsInSelection(const QTextCursor &cursor)
 
     const QList<QTextFrame *>::ConstIterator firstFrame = std::lower_bound(children.constBegin(), children.constEnd(),
                                                                            cursor.selectionStart(), firstFramePosLessThanCursorPos);
-    const QList<QTextFrame *>::ConstIterator lastFrame = qUpperBound(children.constBegin(), children.constEnd(),
+    const QList<QTextFrame *>::ConstIterator lastFrame = std::upper_bound(children.constBegin(), children.constEnd(),
                                                                           cursor.selectionEnd(), cursorPosLessThanLastFramePos);
     for (QList<QTextFrame *>::ConstIterator it = firstFrame; it != lastFrame; ++it) {
         if ((*it)->frameFormat().position() != QTextFrameFormat::InFlow)