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 edffca18f42c7e792da0857f512172b27238a315..4bbb77834ec78bfa737abb668a4f899ff8f8af72 100644
--- a/src/api.cc
+++ b/src/api.cc
@@ -7315,6 +7315,15 @@ 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");