Use CharUnits for the offset amount of RegionRawOffset.

llvm-svn: 124093
diff --git a/clang/lib/StaticAnalyzer/MemRegion.cpp b/clang/lib/StaticAnalyzer/MemRegion.cpp
index d3d72b5..eca7619 100644
--- a/clang/lib/StaticAnalyzer/MemRegion.cpp
+++ b/clang/lib/StaticAnalyzer/MemRegion.cpp
@@ -469,7 +469,7 @@
 }
 
 void RegionRawOffset::dumpToStream(llvm::raw_ostream& os) const {
-  os << "raw_offset{" << getRegion() << ',' << getByteOffset() << '}';
+  os << "raw_offset{" << getRegion() << ',' << getOffset().getQuantity() << '}';
 }
 
 void StaticGlobalSpaceRegion::dumpToStream(llvm::raw_ostream &os) const {
@@ -855,7 +855,7 @@
   }
 
   assert(superR && "super region cannot be NULL");
-  return RegionRawOffset(superR, offset.getQuantity());
+  return RegionRawOffset(superR, offset);
 }
 
 RegionOffset MemRegion::getAsOffset() const {