[lldb/Initializers] Move all ObjC initializers into AppleObjCRuntime

AppleObjCRuntime is the main entry point to the plugin with the same
name. This is part of a greater refactoring to auto generate the
initializers. NFC.

Differential revision: https://reviews.llvm.org/D73121
diff --git a/lldb/source/API/SystemInitializerFull.cpp b/lldb/source/API/SystemInitializerFull.cpp
index 6ae5380..28c3b3b 100644
--- a/lldb/source/API/SystemInitializerFull.cpp
+++ b/lldb/source/API/SystemInitializerFull.cpp
@@ -63,8 +63,7 @@
 #include "Plugins/Language/ObjC/ObjCLanguage.h"
 #include "Plugins/Language/ObjCPlusPlus/ObjCPlusPlusLanguage.h"
 #include "Plugins/LanguageRuntime/CPlusPlus/ItaniumABI/ItaniumABILanguageRuntime.h"
-#include "Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntimeV1.h"
-#include "Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntimeV2.h"
+#include "Plugins/LanguageRuntime/ObjC/AppleObjCRuntime/AppleObjCRuntime.h"
 #include "Plugins/LanguageRuntime/RenderScript/RenderScriptRuntime/RenderScriptRuntime.h"
 #include "Plugins/MemoryHistory/asan/MemoryHistoryASan.h"
 #include "Plugins/ObjectContainer/BSD-Archive/ObjectContainerBSDArchive.h"
@@ -244,8 +243,7 @@
 
   SymbolFileDWARFDebugMap::Initialize();
   ItaniumABILanguageRuntime::Initialize();
-  AppleObjCRuntimeV2::Initialize();
-  AppleObjCRuntimeV1::Initialize();
+  AppleObjCRuntime::Initialize();
   SystemRuntimeMacOSX::Initialize();
   RenderScriptRuntime::Initialize();
 
@@ -338,8 +336,7 @@
 
   SymbolFileDWARFDebugMap::Terminate();
   ItaniumABILanguageRuntime::Terminate();
-  AppleObjCRuntimeV2::Terminate();
-  AppleObjCRuntimeV1::Terminate();
+  AppleObjCRuntime::Terminate();
   SystemRuntimeMacOSX::Terminate();
   RenderScriptRuntime::Terminate();