Install generated API headers into LLDB.framework

Author: adrian-prantl

lldb/cmake/modules/LLDBFramework.cmake

@@ -71,6 +71,7 @@ endif()
 # At configuration time, collect headers for the framework bundle and copy them
 # into a staging directory. Later we can copy over the entire folder.
 file(GLOB public_headers ${LLDB_SOURCE_DIR}/include/lldb/API/*.h)
+file(GLOB built_public_headers ${LLDB_FRAMEWORK_ABSOLUTE_BUILD_DIR}/../tools/lldb/include/lldb/API/*.h)
 file(GLOB root_public_headers ${LLDB_SOURCE_DIR}/include/lldb/lldb-*.h)
 file(GLOB root_private_headers ${LLDB_SOURCE_DIR}/include/lldb/lldb-private*.h)
 list(REMOVE_ITEM root_public_headers ${root_private_headers})
@@ -80,6 +81,7 @@ find_program(unifdef_EXECUTABLE unifdef)
 set(lldb_header_staging ${CMAKE_CURRENT_BINARY_DIR}/FrameworkHeaders)
 foreach(header
     ${public_headers}
+    ${built_public_headers}
     ${root_public_headers})
 
   get_filename_component(basename ${header} NAME)