Don't #include FormatManager.h from Debugger.h

Debugger.h is a huge file that gets included everywhere, and
FormatManager.h brings in a ton of unnecessary stuff and doesn't
even use anything from it in the header.

llvm-svn: 231161
diff --git a/lldb/source/Target/StopInfo.cpp b/lldb/source/Target/StopInfo.cpp
index 457b94c..72d474c 100644
--- a/lldb/source/Target/StopInfo.cpp
+++ b/lldb/source/Target/StopInfo.cpp
@@ -24,6 +24,7 @@
 #include "lldb/Breakpoint/Watchpoint.h"
 #include "lldb/Core/Debugger.h"
 #include "lldb/Core/StreamString.h"
+#include "lldb/Core/ValueObject.h"
 #include "lldb/Expression/ClangUserExpression.h"
 #include "lldb/Target/Target.h"
 #include "lldb/Target/Thread.h"