[inspector] cache stack frame for call sites

src/objects-printer.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/objects.h"
 
 #include <iomanip>
 #include <memory>
 
 #include "src/bootstrapper.h"
@@ skipping 1495 matching lines @@
   os << "\n";
 }
 
 void StackTraceInfo::StackTraceInfoPrint(std::ostream& os) {  // NOLINT
   HeapObject::PrintHeader(os, "StackTraceInfo");
   os << "\n - frames: " << Brief(frames());
   os << "\n - options: " << options();
   os << "\n";
 }
 
+void SourcePositionTableWithFrameCache::SourcePositionTableWithFrameCachePrint(
+    std::ostream& os) {  // NOLINT
+  HeapObject::PrintHeader(os, "SourcePositionTableWithFrameCache");
+  os << "\n - source_position_table: " << Brief(source_position_table());
+  os << "\n - stack_frame_cache: " << Brief(stack_frame_cache());
+  os << "\n";
+}
+
 static void PrintBitMask(std::ostream& os, uint32_t value) {  // NOLINT
   for (int i = 0; i < 32; i++) {
     if ((i & 7) == 0) os << " ";
     os << (((value & 1) == 0) ? "_" : "x");
     value >>= 1;
   }
 }
 
 
 void LayoutDescriptor::Print() {
@@ skipping 244 matching lines @@
     printf("Not a transition array\n");
   } else {
     reinterpret_cast<i::TransitionArray*>(object)->Print();
   }
 }
 
 extern void _v8_internal_Print_StackTrace() {
   i::Isolate* isolate = i::Isolate::Current();
   isolate->PrintStack(stdout);
 }