[LyX/master] Revert "Fixup 572b06d6: reduce cache size for breakString"

[Jean-Marc Lasgouttes]

commit a99f76477da0a61247f2c886ecd3598eb2dc09ac
Author: Jean-Marc Lasgouttes <lasgouttes at lyx.org>
Date:   Tue Nov 8 00:10:18 2022 +0100

    Revert "Fixup 572b06d6: reduce cache size for breakString"
    
    10MB cache is not so large after all, and it can be helpful with
    Scott's perverse examples.
    
    This reverts commit 2abe7714078a0f772af2e3e2675d6f2b3c054e08.
    
    Fixes part of bug #12598.
---
 src/frontends/qt/GuiFontMetrics.cpp |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/frontends/qt/GuiFontMetrics.cpp b/src/frontends/qt/GuiFontMetrics.cpp
index 54d5fbd..c227c28 100644
--- a/src/frontends/qt/GuiFontMetrics.cpp
+++ b/src/frontends/qt/GuiFontMetrics.cpp
@@ -94,7 +94,7 @@ namespace {
 int const strwidth_cache_max_cost = 1024 * 1024;
 // Limit breakstr_cache_ total cost to 10MB of string data.
 // This is useful for documents with very large insets.
-int const breakstr_cache_max_cost = 1024 * 1024;
+int const breakstr_cache_max_cost = 10 * 1024 * 1024;
 // Qt 5.x already has its own caching of QTextLayout objects
 // but it does not seem to work well on MacOS X.
 #if (QT_VERSION < 0x050000) || defined(Q_OS_MAC)