tools: minor cleanup, drop member return inline

Return the value from within the function instead of storing it in a
class member.

Change-Id: I8ee96d0c8bfff91fd9b14797de5a388456ef142d
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/tools/bt.hpp b/tools/bt.hpp
index f407afa..0b0187f 100644
--- a/tools/bt.hpp
+++ b/tools/bt.hpp
@@ -18,14 +18,12 @@
     bool sendContents(const std::string& input, std::uint16_t session) override;
     blobs::FirmwareBlobHandler::UpdateFlags supportedType() const override
     {
-        return flags;
+        return blobs::FirmwareBlobHandler::UpdateFlags::ipmi;
     }
 
   private:
     BlobInterface* blob;
     const internal::Sys* sys;
-    blobs::FirmwareBlobHandler::UpdateFlags flags =
-        blobs::FirmwareBlobHandler::UpdateFlags::ipmi;
 };
 
 } // namespace host_tool
diff --git a/tools/lpc.hpp b/tools/lpc.hpp
index 9e9c8b3..48ffe7f 100644
--- a/tools/lpc.hpp
+++ b/tools/lpc.hpp
@@ -24,13 +24,11 @@
     bool sendContents(const std::string& input, std::uint16_t session) override;
     blobs::FirmwareBlobHandler::UpdateFlags supportedType() const override
     {
-        return flags;
+        return blobs::FirmwareBlobHandler::UpdateFlags::lpc;
     }
 
   private:
     BlobInterface* blob;
-    blobs::FirmwareBlobHandler::UpdateFlags flags =
-        blobs::FirmwareBlobHandler::UpdateFlags::lpc;
 };
 
 } // namespace host_tool