[LanguageRuntime] Move CPPLanguageRuntime into a plugin

Summary: This seems better suited to be in a plugin.

Reviewers: JDevlieghere, clayborg, jingham, compnerd, labath

Subscribers: mgorny, lldb-commits

Differential Revision: https://reviews.llvm.org/D64599

llvm-svn: 365951
diff --git a/lldb/source/Plugins/Language/CPlusPlus/LibCxx.cpp b/lldb/source/Plugins/Language/CPlusPlus/LibCxx.cpp
index 7dc765c..abe8903 100644
--- a/lldb/source/Plugins/Language/CPlusPlus/LibCxx.cpp
+++ b/lldb/source/Plugins/Language/CPlusPlus/LibCxx.cpp
@@ -18,7 +18,6 @@
 #include "lldb/DataFormatters/TypeSummary.h"
 #include "lldb/DataFormatters/VectorIterator.h"
 #include "lldb/Symbol/ClangASTContext.h"
-#include "lldb/Target/CPPLanguageRuntime.h"
 #include "lldb/Target/ProcessStructReader.h"
 #include "lldb/Target/SectionLoadList.h"
 #include "lldb/Target/Target.h"
@@ -27,6 +26,8 @@
 #include "lldb/Utility/Status.h"
 #include "lldb/Utility/Stream.h"
 
+#include "Plugins/LanguageRuntime/CPlusPlus/CPPLanguageRuntime.h"
+
 using namespace lldb;
 using namespace lldb_private;
 using namespace lldb_private::formatters;