diff --git a/lldb/include/lldb/API/SBDefines.h b/lldb/include/lldb/API/SBDefines.h
--- a/lldb/include/lldb/API/SBDefines.h
+++ b/lldb/include/lldb/API/SBDefines.h
@@ -43,6 +43,7 @@
 namespace lldb {
 
 class LLDB_API SBAddress;
+class LLDB_API SBAttachInfo;
 class LLDB_API SBBlock;
 class LLDB_API SBBreakpoint;
 class LLDB_API SBBreakpointLocation;
@@ -84,10 +85,12 @@
 class LLDB_API SBModuleSpec;
 class LLDB_API SBModuleSpecList;
 class LLDB_API SBPlatform;
+class LLDB_API SBPlatformShellCommand;
 class LLDB_API SBProcess;
 class LLDB_API SBProcessInfo;
 class LLDB_API SBQueue;
 class LLDB_API SBQueueItem;
+class LLDB_API SBReproducer;
 class LLDB_API SBScriptObject;
 class LLDB_API SBSection;
 class LLDB_API SBSourceManager;