[BOLT] Fix BOLT build

Summary: The latest change to MCInstrAnalysis broke then clang build.  This fixes it.

(cherry picked from FBD6262308)

Author: Bill Nell

bolt/Passes/BinaryPasses.h

@@ -71,7 +71,7 @@ class DynoStatsPrintPass : public BinaryFunctionPass {
     , Title(Title) {
   }
 
-  const char *getName() const {
+  const char *getName() const override {
     return "print dyno-stats after optimizations";
   }
 

bolt/Passes/HFSortPlus.cpp

@@ -116,10 +116,7 @@ class AdjacencyMatrix {
 
   void dump(const Cluster *A) const {
     outs() << "Cluster " << A->id() << ":";
-    forallAdjacent(A,
-                   [this,A](const Cluster *B) {
-                     outs() << " " << B->id();
-                   });
+    forallAdjacent(A, [](const Cluster *B) { outs() << " " << B->id(); });
   }
 
   void dump() const {