do not use --delete when rsyncing annotations

Reviewed By: jberdine

Differential Revision: D2773752

fb-gh-sync-id: 6d347ee

infer/src/Makefile.in

@@ -198,16 +198,16 @@ build_checkCopyright:
 
 ifeq (@ENABLE_OCAML_ANNOT@,yes)
 java_annotations: build_java
-	rsync -a --delete --include '*/' --include '*.annot' --exclude '*' $(JAVA_BUILD_DIR)/ $(ANNOT_DIR)/
+	rsync -a --include '*/' --include '*.annot' --exclude '*' $(JAVA_BUILD_DIR)/ $(ANNOT_DIR)/
 
 clang_annotations: build_clang
-	rsync -a --delete --include '*/' --include '*.annot' --exclude '*' $(CLANG_BUILD_DIR)/ $(ANNOT_DIR)/
+	rsync -a --include '*/' --include '*.annot' --exclude '*' $(CLANG_BUILD_DIR)/ $(ANNOT_DIR)/
 
 llvm_annotations: build_llvm
-	rsync -a --delete --include '*/' --include '*.annot' --exclude '*' $(LLVM_BUILD_DIR)/ $(ANNOT_DIR)/
+	rsync -a --include '*/' --include '*.annot' --exclude '*' $(LLVM_BUILD_DIR)/ $(ANNOT_DIR)/
 
 scripts_annotations: build_checkCopyright
-	rsync -a --delete --include '*/' --include '*.annot' --exclude '*' $(SCRIPTS_BUILD_DIR)/ $(ANNOT_DIR)/
+	rsync -a --include '*/' --include '*.annot' --exclude '*' $(SCRIPTS_BUILD_DIR)/ $(ANNOT_DIR)/
 
 java: java_annotations
 clang: clang_annotations