Fix default branch protection.

1. So it works with the new data model for protected branch access levels.

app/services/git_push_service.rb

@@ -88,9 +88,11 @@ class GitPushService < BaseService
     # Set protection on the default branch if configured
     if current_application_settings.default_branch_protection != PROTECTION_NONE
-      developers_can_push = current_application_settings.default_branch_protection == PROTECTION_DEV_CAN_PUSH ? true : false
-      developers_can_merge = current_application_settings.default_branch_protection == PROTECTION_DEV_CAN_MERGE ? true : false
-      @project.protected_branches.create({ name: @project.default_branch, developers_can_push: developers_can_push, developers_can_merge: developers_can_merge })
+      allowed_to_push = current_application_settings.default_branch_protection == PROTECTION_DEV_CAN_PUSH ? 'developers' : 'masters'
+      allowed_to_merge = current_application_settings.default_branch_protection == PROTECTION_DEV_CAN_MERGE ? 'developers' : 'masters'
+
+      params = { name: @project.default_branch, allowed_to_push: allowed_to_push, allowed_to_merge: allowed_to_merge }
+      ProtectedBranches::CreateService.new(@project, current_user, params).execute
     end
   end

app/services/protected_branches/create_service.rb

 module ProtectedBranches
-  class CreateService < BaseService
+  class CreateService < ProtectedBranches::BaseService
     attr_reader :protected_branch
     def execute

app/services/protected_branches/update_service.rb

 module ProtectedBranches
-  class UpdateService < BaseService
+  class UpdateService < ProtectedBranches::BaseService
     attr_reader :protected_branch
     def initialize(project, current_user, id, params = {})

spec/services/git_push_service_spec.rb

@@ -224,8 +224,10 @@ describe GitPushService, services: true do
       it "when pushing a branch for the first time" do
         expect(project).to receive(:execute_hooks)
         expect(project.default_branch).to eq("master")
-        expect(project.protected_branches).to receive(:create).with({ name: "master", developers_can_push: false, developers_can_merge: false })
         execute_service(project, user, @blankrev, 'newrev', 'refs/heads/master' )
+        expect(project.protected_branches).not_to be_empty
+        expect(project.protected_branches.first.allowed_to_push).to eq('masters')
+        expect(project.protected_branches.first.allowed_to_merge).to eq('masters')
       end
       it "when pushing a branch for the first time with default branch protection disabled" do
@@ -233,8 +235,8 @@ describe GitPushService, services: true do
         expect(project).to receive(:execute_hooks)
         expect(project.default_branch).to eq("master")
-        expect(project.protected_branches).not_to receive(:create)
         execute_service(project, user, @blankrev, 'newrev', 'refs/heads/master' )
+        expect(project.protected_branches).to be_empty
       end
       it "when pushing a branch for the first time with default branch protection set to 'developers can push'" do
@@ -242,9 +244,12 @@ describe GitPushService, services: true do
         expect(project).to receive(:execute_hooks)
         expect(project.default_branch).to eq("master")
-        expect(project.protected_branches).to receive(:create).with({ name: "master", developers_can_push: true, developers_can_merge: false })
-        execute_service(project, user, @blankrev, 'newrev', 'refs/heads/master')
+        execute_service(project, user, @blankrev, 'newrev', 'refs/heads/master' )
+
+        expect(project.protected_branches).not_to be_empty
+        expect(project.protected_branches.last.allowed_to_push).to eq('developers')
+        expect(project.protected_branches.last.allowed_to_merge).to eq('masters')
       end
       it "when pushing a branch for the first time with default branch protection set to 'developers can merge'" do
@@ -252,8 +257,10 @@ describe GitPushService, services: true do
         expect(project).to receive(:execute_hooks)
         expect(project.default_branch).to eq("master")
-        expect(project.protected_branches).to receive(:create).with({ name: "master", developers_can_push: false, developers_can_merge: true })
         execute_service(project, user, @blankrev, 'newrev', 'refs/heads/master' )
+        expect(project.protected_branches).not_to be_empty
+        expect(project.protected_branches.first.allowed_to_push).to eq('masters')
+        expect(project.protected_branches.first.allowed_to_merge).to eq('developers')
       end
       it "when pushing new commits to existing branch" do