xcb: Fix typos in source code comments

Change-Id: I3a91f57d3c47d9e96215d5dc064664626a8f65e7
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>

src/plugins/platforms/xcb/nativepainting/qtessellator.cpp

@@ -268,7 +268,7 @@ QTessellatorPrivate::Edge::Edge(const QTessellatorPrivate::Vertices &vertices, i
 //
 
 // WARNING: It's absolutely critical that the intersect() and isLeftOf() methods use
-// exactly the same algorithm to calulate yi. It's also important to be sure the algorithms
+// exactly the same algorithm to calculate yi. It's also important to be sure the algorithms
 // are transitive (ie. the conditions below are true for all input data):
 //
 // a.intersect(b) == b.intersect(a)

src/plugins/platforms/xcb/qxcbconnection.cpp

@@ -763,7 +763,7 @@ void QXcbConnection::handleXcbEvent(xcb_generic_event_t *event)
         if (xkb_event->any.deviceID == m_keyboard->coreDeviceId()) {
             switch (xkb_event->any.xkbType) {
                 // XkbNewKkdNotify and XkbMapNotify together capture all sorts of keymap
-                // updates (e.g. xmodmap, xkbcomp, setxkbmap), with minimal redundent recompilations.
+                // updates (e.g. xmodmap, xkbcomp, setxkbmap), with minimal redundant recompilations.
                 case XCB_XKB_STATE_NOTIFY:
                     m_keyboard->updateXKBState(&xkb_event->state_notify);
                     break;

src/plugins/platforms/xcb/qxcbcursor.cpp

@@ -590,7 +590,7 @@ xcb_cursor_t QXcbCursor::createFontCursor(int cshape)
     // Non-standard X11 cursors are created from bitmaps
     cursor = createNonStandardCursor(cshape);
 
-    // Create a glpyh cursor if everything else failed
+    // Create a glyph cursor if everything else failed
     if (!cursor && cursorId) {
         cursor = xcb_generate_id(conn);
         xcb_create_glyph_cursor(conn, cursor, cursorFont, cursorFont,

src/plugins/platforms/xcb/qxcbscreen.cpp

@@ -884,7 +884,7 @@ QDpi QXcbScreen::logicalDpi() const
         return QDpi(forcedDpi, forcedDpi);
 
     // Fall back to 96 DPI in case no logical DPI is set. We don't want to
-    // return physical DPI here, since that is a differnt type of DPI: Logical
+    // return physical DPI here, since that is a different type of DPI: Logical
     // DPI typically accounts for user preference and viewing distance, and is
     // quantized into DPI classes (96, 144, 192, etc); pysical DPI is an exact
     // physical measure.

src/plugins/platforms/xcb/qxcbsystemtraytracker.cpp

@@ -56,7 +56,7 @@ enum {
 };
 
 // QXcbSystemTrayTracker provides API for accessing the tray window and tracks
-// its lifecyle by listening for its destruction and recreation.
+// its lifecycle by listening for its destruction and recreation.
 // See http://standards.freedesktop.org/systemtray-spec/systemtray-spec-latest.html
 
 QXcbSystemTrayTracker *QXcbSystemTrayTracker::create(QXcbConnection *connection)

src/plugins/platforms/xcb/qxcbwindow.cpp

@@ -1771,7 +1771,7 @@ void QXcbWindow::handleConfigureNotifyEvent(const xcb_configure_notify_event_t *
     if (!qFuzzyCompare(QHighDpiScaling::factor(newScreen), m_sizeHintsScaleFactor))
         propagateSizeHints();
 
-    // Send the synthetic expose event on resize only when the window is shrinked,
+    // Send the synthetic expose event on resize only when the window is shrunk,
     // because the "XCB_GRAVITY_NORTH_WEST" flag doesn't send it automatically.
     if (!m_oldWindowSize.isEmpty()
             && (actualGeometry.width() < m_oldWindowSize.width()