[clang-tidy/ObjC] Update list of acronyms in PropertyDeclarationCheck

Summary: This adds a few common acronyms we found were missing from PropertyDeclarationCheck.

Reviewers: Wizard, hokein

Subscribers: cfe-commits

Differential Revision: https://reviews.llvm.org/D51819

llvm-svn: 341720

clang-tools-extra/clang-tidy/objc/PropertyDeclarationCheck.cpp

@@ -42,12 +42,15 @@ constexpr llvm::StringLiteral DefaultSpecialAcronyms[] = {
     "[2-9]G",
     "ACL",
     "API",
+    "APN",
+    "APNS",
     "AR",
     "ARGB",
     "ASCII",
     "AV",
     "BGRA",
     "CA",
+    "CDN",
     "CF",
     "CG",
     "CI",
@@ -71,14 +74,17 @@ constexpr llvm::StringLiteral DefaultSpecialAcronyms[] = {
     "ID",
     "JPG",
     "JS",
+    "JSON",
     "LAN",
     "LZW",
+    "LTR",
     "MAC",
     "MD",
     "MDNS",
     "MIDI",
     "NS",
     "OS",
+    "P2P",
     "PDF",
     "PIN",
     "PNG",
@@ -102,12 +108,14 @@ constexpr llvm::StringLiteral DefaultSpecialAcronyms[] = {
     "SSO",
     "TCP",
     "TIFF",
+    "TOS",
     "TTS",
     "UI",
     "URI",
     "URL",
     "UUID",
     "VC",
+    "VO",
     "VOIP",
     "VPN",
     "VR",