Revert "CPUProfiler: propagate scriptId to the front-end"

src/api.cc

Index: src/api.cc
diff --git a/src/api.cc b/src/api.cc
index ee8057920165ae7925129722abc3c1e845deaff9..4a24f4bc88313638e9d3c3b4174cc39363b78001 100644
--- a/src/api.cc
+++ b/src/api.cc
@@ -7326,15 +7326,6 @@ Handle<String> CpuProfileNode::GetFunctionName() const {
 }
 
 
-int CpuProfileNode::GetScriptId() const {
-  i::Isolate* isolate = i::Isolate::Current();
-  IsDeadCheck(isolate, "v8::CpuProfileNode::GetScriptId");
-  const i::ProfileNode* node = reinterpret_cast<const i::ProfileNode*>(this);
-  const i::CodeEntry* entry = node->entry();
-  return entry->script_id();
-}
-
-
 Handle<String> CpuProfileNode::GetScriptResourceName() const {
   i::Isolate* isolate = i::Isolate::Current();
   IsDeadCheck(isolate, "v8::CpuProfileNode::GetScriptResourceName");