Removed useless file #3754

dbms/src/DataStreams/BlockExtraInfoInputStream.h

@@ -1,41 +0,0 @@
-#pragma once
-
-#include <DataStreams/IProfilingBlockInputStream.h>
-
-namespace DB
-{
-
-class BlockExtraInfo;
-
-/** Adds to one stream additional block information that is specified
-  * as the constructor parameter.
-  */
-class BlockExtraInfoInputStream : public IProfilingBlockInputStream
-{
-public:
-    BlockExtraInfoInputStream(const BlockInputStreamPtr & input, const BlockExtraInfo & block_extra_info_)
-        : block_extra_info(block_extra_info_)
-    {
-        children.push_back(input);
-    }
-
-    BlockExtraInfo getBlockExtraInfo() const override
-    {
-        return block_extra_info;
-    }
-
-    String getName() const override { return "BlockExtraInfoInput"; }
-
-    Block getHeader() const override { return children.back()->getHeader(); }
-
-protected:
-    Block readImpl() override
-    {
-        return children.back()->read();
-    }
-
-private:
-    BlockExtraInfo block_extra_info;
-};
-
-}