Update ICU to 73.2

1 files changed, 3 insertions, 3 deletions

diff --git a/contrib/libs/icu/i18n/collationkeys.h b/contrib/libs/icu/i18n/collationkeys.h
index 5b41d14c0b..d133156612 100644
--- a/contrib/libs/icu/i18n/collationkeys.h
+++ b/contrib/libs/icu/i18n/collationkeys.h
@@ -66,14 +66,14 @@ public:
 
     UBool Overflowed() const { return appended_ > capacity_; }
     /** @return false if memory allocation failed */
-    UBool IsOk() const { return buffer_ != NULL; }
+    UBool IsOk() const { return buffer_ != nullptr; }
 
 protected:
     virtual void AppendBeyondCapacity(const char *bytes, int32_t n, int32_t length) = 0;
     virtual UBool Resize(int32_t appendCapacity, int32_t length) = 0;
 
     void SetNotOk() {
-        buffer_ = NULL;
+        buffer_ = nullptr;
         capacity_ = 0;
     }
 
@@ -116,7 +116,7 @@ public:
 private:
     friend struct CollationDataReader;
 
-    CollationKeys();  // no instantiation
+    CollationKeys() = delete;  // no instantiation
 
     // Secondary level: Compress up to 33 common weights as 05..25 or 25..45.
     static const uint32_t SEC_COMMON_LOW = Collation::COMMON_BYTE;