[clang-tools-extra] [clang-doc] add ftime profiling (PR #97644)

[via cfe-commits]

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@@ -681,6 +683,7 @@ llvm::Error ClangDocBitcodeReader::readRecord(unsigned ID, Reference *I) {
 // Read a block of records into a single info.
 template <typename T>
 llvm::Error ClangDocBitcodeReader::readBlock(unsigned ID, T I) {
+  llvm::TimeTraceScope("readBlock", "ClangDocBitcodeReader");
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PeterChou1 wrote:

I renamed most the labels to follow the convention of [task we are tracking] -> [details] 

https://github.com/llvm/llvm-project/pull/97644