[MC] getWasmSection: remove unused BeginSymName

This is cargo culting for Mach-O. See llvm#96810

Author: MaskRay

llvm/include/llvm/MC/MCContext.h

@@ -623,27 +623,16 @@ class MCContext {
 
   MCSectionWasm *getWasmSection(const Twine &Section, SectionKind K,
                                 unsigned Flags = 0) {
-    return getWasmSection(Section, K, Flags, nullptr);
-  }
-
-  MCSectionWasm *getWasmSection(const Twine &Section, SectionKind K,
-                                unsigned Flags, const char *BeginSymName) {
-    return getWasmSection(Section, K, Flags, "", ~0, BeginSymName);
-  }
-
-  MCSectionWasm *getWasmSection(const Twine &Section, SectionKind K,
-                                unsigned Flags, const Twine &Group,
-                                unsigned UniqueID) {
-    return getWasmSection(Section, K, Flags, Group, UniqueID, nullptr);
+    return getWasmSection(Section, K, Flags, "", ~0);
   }
 
   MCSectionWasm *getWasmSection(const Twine &Section, SectionKind K,
                                 unsigned Flags, const Twine &Group,
-                                unsigned UniqueID, const char *BeginSymName);
+                                unsigned UniqueID);
 
   MCSectionWasm *getWasmSection(const Twine &Section, SectionKind K,
                                 unsigned Flags, const MCSymbolWasm *Group,
-                                unsigned UniqueID, const char *BeginSymName);
+                                unsigned UniqueID);
 
   /// Get the section for the provided Section name
   MCSectionDXContainer *getDXContainerSection(StringRef Section, SectionKind K);

llvm/lib/MC/MCContext.cpp

@@ -745,22 +745,20 @@ MCSectionCOFF *MCContext::getAssociativeCOFFSection(MCSectionCOFF *Sec,
 
 MCSectionWasm *MCContext::getWasmSection(const Twine &Section, SectionKind K,
                                          unsigned Flags, const Twine &Group,
-                                         unsigned UniqueID,
-                                         const char *BeginSymName) {
+                                         unsigned UniqueID) {
   MCSymbolWasm *GroupSym = nullptr;
   if (!Group.isTriviallyEmpty() && !Group.str().empty()) {
     GroupSym = cast<MCSymbolWasm>(getOrCreateSymbol(Group));
     GroupSym->setComdat(true);
   }
 
-  return getWasmSection(Section, K, Flags, GroupSym, UniqueID, BeginSymName);
+  return getWasmSection(Section, K, Flags, GroupSym, UniqueID);
 }
 
 MCSectionWasm *MCContext::getWasmSection(const Twine &Section, SectionKind Kind,
                                          unsigned Flags,
                                          const MCSymbolWasm *GroupSym,
-                                         unsigned UniqueID,
-                                         const char *BeginSymName) {
+                                         unsigned UniqueID) {
   StringRef Group = "";
   if (GroupSym)
     Group = GroupSym->getName();

llvm/lib/Target/WebAssembly/AsmParser/WebAssemblyAsmParser.cpp

@@ -1106,9 +1106,8 @@ class WebAssemblyAsmParser final : public MCTargetAsmParser {
     // assembly currently.
     if (Group)
       WasmSym->setComdat(true);
-    auto *WS =
-        getContext().getWasmSection(SecName, SectionKind::getText(), 0, Group,
-                                    MCContext::GenericSectionID, nullptr);
+    auto *WS = getContext().getWasmSection(SecName, SectionKind::getText(), 0,
+                                           Group, MCContext::GenericSectionID);
     getStreamer().switchSection(WS);
     // Also generate DWARF for this section if requested.
     if (getContext().getGenDwarfForAssembly())