DebugInfo: fix incorrect alignment type (NFC)

Change type of some missed DebugInfo-related alignment variables,
that are still uint64_t, to uint32_t.

Original change introduced in r284482.

llvm-svn: 285242
diff --git a/llvm/lib/IR/DebugInfoMetadata.cpp b/llvm/lib/IR/DebugInfoMetadata.cpp
index 17c828a..ae75f80 100644
--- a/llvm/lib/IR/DebugInfoMetadata.cpp
+++ b/llvm/lib/IR/DebugInfoMetadata.cpp
@@ -515,7 +515,7 @@
                           Metadata *Type, bool IsLocalToUnit, bool IsDefinition,
                           Metadata *Variable,
                           Metadata *StaticDataMemberDeclaration,
-                          uint64_t AlignInBits,
+                          uint32_t AlignInBits,
                           StorageType Storage, bool ShouldCreate) {
   assert(isCanonical(Name) && "Expected canonical MDString");
   assert(isCanonical(LinkageName) && "Expected canonical MDString");
@@ -534,7 +534,7 @@
                                           MDString *Name, Metadata *File,
                                           unsigned Line, Metadata *Type,
                                           unsigned Arg, DIFlags Flags,
-                                          uint64_t AlignInBits,
+                                          uint32_t AlignInBits,
                                           StorageType Storage,
                                           bool ShouldCreate) {
   // 64K ought to be enough for any frontend.