Merge branch '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-1 into 4.7-integration

* '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-1:
  doc: Added more DITA output to the XML generator
  Usefully convert from QtScript object/array to QVariant
  document QSslSocket::systemCaCertificates() change in changelog
  Implement QIODevice::peek() using read() + ungetBlock().
  Allocate the memory for QtFontSize when count > 1
  doc: Added more DITA output to the XML generator
  Defer allocation of GIF decoding tables/stack.
  Make sure only started gestures can cause cancellations
  Updated JavaScriptCore from /home/khansen/dev/qtwebkit-qtscript-integration to javascriptcore-snapshot-16062010 ( 8b2d3443afca194f8ac50a63151dc9d19a150582 )
  qmake: Fix CONFIG += exceptions_off with the MSVC project generator.
  Fix some kind of race condition while using remote commands.
  Work around ICE in Intel C++ Compiler 11.1.072
  Reduce the memory consumption of QtFontStyle

1 files changed, 9 insertions, 4 deletions

diff --git a/src/gui/text/qfontdatabase.cpp b/src/gui/text/qfontdatabase.cpp
index ff29462..139139f 100644
--- a/src/gui/text/qfontdatabase.cpp
+++ b/src/gui/text/qfontdatabase.cpp
@@ -145,18 +145,18 @@ struct QtFontEncoding
 
 struct QtFontSize
 {
-    unsigned short pixelSize;
-
 #ifdef Q_WS_X11
-    int count;
     QtFontEncoding *encodings;
     QtFontEncoding *encodingID(int id, uint xpoint = 0, uint xres = 0,
                                 uint yres = 0, uint avgwidth = 0, bool add = false);
+    unsigned short count : 16;
 #endif // Q_WS_X11
 #if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN)
     QByteArray fileName;
     int fileIndex;
 #endif // defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN)
+
+    unsigned short pixelSize : 16;
 };
 
 
@@ -284,7 +284,12 @@ QtFontSize *QtFontStyle::pixelSize(unsigned short size, bool add)
     if (!add)
         return 0;
 
-    if (!(count % 8)) {
+    if (!pixelSizes) {
+        // Most style have only one font size, we avoid waisting memory
+        QtFontSize *newPixelSizes = (QtFontSize *)malloc(sizeof(QtFontSize));
+        Q_CHECK_PTR(newPixelSizes);
+        pixelSizes = newPixelSizes;
+    } else if (!(count % 8) || count == 1) {
         QtFontSize *newPixelSizes = (QtFontSize *)
                      realloc(pixelSizes,
                               (((count+8) >> 3) << 3) * sizeof(QtFontSize));