[clang] [NFC][analyzer] Use `CheckerBase::getName` in checker option handling (PR #131612)

[Donát Nagy via cfe-commits]

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@@ -39,6 +39,9 @@ class ProgramPointTag {
 public:
   ProgramPointTag(void *tagKind = nullptr) : TagKind(tagKind) {}
   virtual ~ProgramPointTag();
+
+  /// The description of this program point which will be displayed when the
+  /// ExplodedGraph is dumped in DOT format for debugging.
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NagyDonat wrote:

I was thinking about renaming this function to `getDebugDumpLabel` or `describeForDebugDump` or something similar to emphasize that this is not a user-facing "clean" string. What do you think about this?

https://github.com/llvm/llvm-project/pull/131612