Speed up Commit#repo_changes

CHANGELOG

@@ -57,6 +57,7 @@ v 8.11.0 (unreleased)
   - Sensible state specific default sort order for issues and merge requests !5453 (tomb0y)
   - Fix RequestProfiler::Middleware error when code is reloaded in development
   - Catch what warden might throw when profiling requests to re-throw it
+  - Speed up Commit#repo_changes
 
 v 8.10.3
   - Fix Import/Export issue importing milestones and labels not associated properly. !5426

Gemfile

@@ -53,7 +53,7 @@ gem 'browser', '~> 2.2'
 
 # Extracting information from a git repository
 # Provide access to Gitlab::Git library
-gem 'gitlab_git', '~> 10.4.2'
+gem 'gitlab_git', '~> 10.4.3'
 
 # LDAP Auth
 # GitLab fork with several improvements to original library. For full list of changes

Gemfile.lock

@@ -278,7 +278,7 @@ GEM
       diff-lcs (~> 1.1)
       mime-types (>= 1.16, < 3)
       posix-spawn (~> 0.3)
-    gitlab_git (10.4.2)
+    gitlab_git (10.4.3)
       activesupport (~> 4.0)
       charlock_holmes (~> 0.7.3)
       github-linguist (~> 4.7.0)
@@ -870,7 +870,7 @@ DEPENDENCIES
   github-linguist (~> 4.7.0)
   github-markup (~> 1.4)
   gitlab-flowdock-git-hook (~> 1.0.1)
-  gitlab_git (~> 10.4.2)
+  gitlab_git (~> 10.4.3)
   gitlab_meta (= 7.0)
   gitlab_omniauth-ldap (~> 1.2.1)
   gollum-lib (~> 4.2)

app/models/commit.rb

@@ -334,7 +334,7 @@ class Commit
   def repo_changes
     changes = { added: [], modified: [], removed: [] }
 
-    raw_diffs.each do |diff|
+    raw_diffs(deltas_only: true).each do |diff|
       if diff.deleted_file
         changes[:removed] << diff.old_path
       elsif diff.renamed_file || diff.new_file