[CodeView] Rename ModuleDebugFragment -> DebugSubsection.

This is more concise, and matches the terminology used in other
parts of the codebase more closely.

llvm-svn: 304218
diff --git a/llvm/lib/DebugInfo/CodeView/EnumTables.cpp b/llvm/lib/DebugInfo/CodeView/EnumTables.cpp
index fc6008b..0441110 100644
--- a/llvm/lib/DebugInfo/CodeView/EnumTables.cpp
+++ b/llvm/lib/DebugInfo/CodeView/EnumTables.cpp
@@ -245,20 +245,20 @@
 };
 
 static const EnumEntry<uint32_t> ModuleSubstreamKindNames[] = {
-    CV_ENUM_CLASS_ENT(ModuleDebugFragmentKind, None),
-    CV_ENUM_CLASS_ENT(ModuleDebugFragmentKind, Symbols),
-    CV_ENUM_CLASS_ENT(ModuleDebugFragmentKind, Lines),
-    CV_ENUM_CLASS_ENT(ModuleDebugFragmentKind, StringTable),
-    CV_ENUM_CLASS_ENT(ModuleDebugFragmentKind, FileChecksums),
-    CV_ENUM_CLASS_ENT(ModuleDebugFragmentKind, FrameData),
-    CV_ENUM_CLASS_ENT(ModuleDebugFragmentKind, InlineeLines),
-    CV_ENUM_CLASS_ENT(ModuleDebugFragmentKind, CrossScopeImports),
-    CV_ENUM_CLASS_ENT(ModuleDebugFragmentKind, CrossScopeExports),
-    CV_ENUM_CLASS_ENT(ModuleDebugFragmentKind, ILLines),
-    CV_ENUM_CLASS_ENT(ModuleDebugFragmentKind, FuncMDTokenMap),
-    CV_ENUM_CLASS_ENT(ModuleDebugFragmentKind, TypeMDTokenMap),
-    CV_ENUM_CLASS_ENT(ModuleDebugFragmentKind, MergedAssemblyInput),
-    CV_ENUM_CLASS_ENT(ModuleDebugFragmentKind, CoffSymbolRVA),
+    CV_ENUM_CLASS_ENT(DebugSubsectionKind, None),
+    CV_ENUM_CLASS_ENT(DebugSubsectionKind, Symbols),
+    CV_ENUM_CLASS_ENT(DebugSubsectionKind, Lines),
+    CV_ENUM_CLASS_ENT(DebugSubsectionKind, StringTable),
+    CV_ENUM_CLASS_ENT(DebugSubsectionKind, FileChecksums),
+    CV_ENUM_CLASS_ENT(DebugSubsectionKind, FrameData),
+    CV_ENUM_CLASS_ENT(DebugSubsectionKind, InlineeLines),
+    CV_ENUM_CLASS_ENT(DebugSubsectionKind, CrossScopeImports),
+    CV_ENUM_CLASS_ENT(DebugSubsectionKind, CrossScopeExports),
+    CV_ENUM_CLASS_ENT(DebugSubsectionKind, ILLines),
+    CV_ENUM_CLASS_ENT(DebugSubsectionKind, FuncMDTokenMap),
+    CV_ENUM_CLASS_ENT(DebugSubsectionKind, TypeMDTokenMap),
+    CV_ENUM_CLASS_ENT(DebugSubsectionKind, MergedAssemblyInput),
+    CV_ENUM_CLASS_ENT(DebugSubsectionKind, CoffSymbolRVA),
 };
 
 static const EnumEntry<uint16_t> ExportSymFlagNames[] = {