[Bitcode] Remove unused PlaceHolder parameter to lazyLoadModuleMetadataBlock()

llvm-svn: 291356
diff --git a/llvm/lib/Bitcode/Reader/MetadataLoader.cpp b/llvm/lib/Bitcode/Reader/MetadataLoader.cpp
index 460d39c..c609ff0 100644
--- a/llvm/lib/Bitcode/Reader/MetadataLoader.cpp
+++ b/llvm/lib/Bitcode/Reader/MetadataLoader.cpp
@@ -429,7 +429,7 @@
   /// Populate the index above to enable lazily loading of metadata, and load
   /// the named metadata as well as the transitively referenced global
   /// Metadata.
-  Expected<bool> lazyLoadModuleMetadataBlock(PlaceholderQueue &Placeholders);
+  Expected<bool> lazyLoadModuleMetadataBlock();
 
   /// On-demand loading of a single metadata. Requires the index above to be
   /// populated.
@@ -516,8 +516,8 @@
       Message, make_error_code(BitcodeError::CorruptedBitcode));
 }
 
-Expected<bool> MetadataLoader::MetadataLoaderImpl::lazyLoadModuleMetadataBlock(
-    PlaceholderQueue &Placeholders) {
+Expected<bool>
+MetadataLoader::MetadataLoaderImpl::lazyLoadModuleMetadataBlock() {
   IndexCursor = Stream;
   SmallVector<uint64_t, 64> Record;
   // Get the abbrevs, and preload record positions to make them lazy-loadable.
@@ -701,7 +701,7 @@
   // then load individual record as needed, starting with the named metadata.
   if (ModuleLevel && IsImporting && MetadataList.empty() &&
       !DisableLazyLoading) {
-    auto SuccessOrErr = lazyLoadModuleMetadataBlock(Placeholders);
+    auto SuccessOrErr = lazyLoadModuleMetadataBlock();
     if (!SuccessOrErr)
       return SuccessOrErr.takeError();
     if (SuccessOrErr.get()) {