Fix issue 553: function frame is skipped in profile when compare stub is called.

tools/profile.js

Index: tools/profile.js
diff --git a/tools/profile.js b/tools/profile.js
index d41f5cd13b001f6733db94d358817acda54945a9..682aa21b4837b8410eb68dce35afa75cc156d096 100644
--- a/tools/profile.js
+++ b/tools/profile.js
@@ -43,6 +43,11 @@ devtools.profiler.Profile = function() {
   this.bottomUpTree_ = new devtools.profiler.CallTree();
 };
 
+/**
+ * Version of profiler log.
+ */
+devtools.profiler.Profile.VERSION = 2;
+
 
 /**
  * Returns whether a function with the specified name must be skipped.
@@ -134,6 +139,21 @@ devtools.profiler.Profile.prototype.addCode = function(
 
 
 /**
+ * Creates an alias entry for a code entry.
+ *
+ * @param {number} aliasAddr Alias address.
+ * @param {number} addr Code entry address.
+ */
+devtools.profiler.Profile.prototype.addCodeAlias = function(
+    aliasAddr, addr) {
+  var entry = this.codeMap_.findEntry(addr);
+  if (entry) {
+    this.codeMap_.addCode(aliasAddr, entry);
+  }
+};
+
+
+/**
  * Reports about moving of a dynamic code entry.
  *
  * @param {number} from Current code entry address.
@@ -163,6 +183,31 @@ devtools.profiler.Profile.prototype.deleteCode = function(start) {
 
 
 /**
+ * Reports about moving of a dynamic code entry.
+ *
+ * @param {number} from Current code entry address.
+ * @param {number} to New code entry address.
+ */
+devtools.profiler.Profile.prototype.safeMoveDynamicCode = function(from, to) {
+  if (this.codeMap_.findDynamicEntryByStartAddress(from)) {
+    this.codeMap_.moveCode(from, to);
+  }
+};
+
+
+/**
+ * Reports about deletion of a dynamic code entry.
+ *
+ * @param {number} start Starting address.
+ */
+devtools.profiler.Profile.prototype.safeDeleteDynamicCode = function(start) {
+  if (this.codeMap_.findDynamicEntryByStartAddress(start)) {
+    this.codeMap_.deleteCode(start);
+  }
+};
+
+
+/**
  * Retrieves a code entry by an address.
  *
  * @param {number} addr Entry address.
@@ -362,6 +407,13 @@ devtools.profiler.Profile.DynamicCodeEntry.prototype.getRawName = function() {
 };
 
 
+devtools.profiler.Profile.DynamicCodeEntry.prototype.isJSFunction = function() {
+  return this.type == "Function" ||
+    this.type == "LazyCompile" ||
+    this.type == "Script";
+};
+
+
 /**
  * Constructs a call graph.
  *