From 6f17d09dd10e7e9f45f7045795f344e96c202c2f Mon Sep 17 00:00:00 2001
From: Yury Yarashevich <yura.yaroshevich@gmail.com>
Date: Mon, 3 Feb 2025 11:26:21 +0100
Subject: [PATCH] [ObjC] Init NSMutableDictionary with capacity.
MIME-Version: 1.0
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It make sense to initialize dictionary with capacity to avoid
reallocation during inserting values to dictionary.

Bug: None
Change-Id: Ic3e73b95a36a39dafb89e57d49e89424eb131b4c
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/375960
Reviewed-by: Kári Helgason <kthelgason@webrtc.org>
Commit-Queue: Yury Yarashevich <yura.yaroshevich@gmail.com>
Cr-Commit-Position: refs/heads/main@{#43836}
---
 sdk/objc/api/peerconnection/RTCStatisticsReport.mm | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/sdk/objc/api/peerconnection/RTCStatisticsReport.mm b/sdk/objc/api/peerconnection/RTCStatisticsReport.mm
index d09d4810b7..68aac57f97 100644
--- a/sdk/objc/api/peerconnection/RTCStatisticsReport.mm
+++ b/sdk/objc/api/peerconnection/RTCStatisticsReport.mm
@@ -131,9 +131,10 @@ NSObject *ValueFromStatsAttribute(const Attribute &attribute) {
     _type = [NSString stringWithCString:statistics.type()
                                encoding:NSUTF8StringEncoding];
 
+    const std::vector<webrtc::Attribute> attributes = statistics.Attributes();
     NSMutableDictionary<NSString *, NSObject *> *values =
-        [NSMutableDictionary dictionary];
-    for (const auto &attribute : statistics.Attributes()) {
+        [NSMutableDictionary dictionaryWithCapacity:attributes.size()];
+    for (const auto &attribute : attributes) {
       NSObject *value = ValueFromStatsAttribute(attribute);
       if (value) {
         NSString *name = [NSString stringWithCString:attribute.name()