Show RegExp calls in the profile.

src/profile-generator.h

Index: src/profile-generator.h
diff --git a/src/profile-generator.h b/src/profile-generator.h
index c2bc4ce2835d1ecb99928c26141fd8cdc4d10e46..a2ac82019b0b72e20e9e426a84c7bf5859735792 100644
--- a/src/profile-generator.h
+++ b/src/profile-generator.h
@@ -100,17 +100,17 @@ class CodeEntry {
   INLINE(const char* name() const) { return name_; }
   INLINE(const char* resource_name() const) { return resource_name_; }
   INLINE(int line_number() const) { return line_number_; }
-  INLINE(unsigned call_uid() const) { return call_uid_; }
   INLINE(int security_token_id() const) { return security_token_id_; }
 
   INLINE(static bool is_js_function_tag(Logger::LogEventsAndTags tag));
 
   void CopyData(const CodeEntry& source);
+  uint32_t GetCallUid() const;
+  bool IsSameAs(CodeEntry* entry) const;
 
   static const char* kEmptyNamePrefix;
 
  private:
-  unsigned call_uid_;
   Logger::LogEventsAndTags tag_;
   const char* name_prefix_;
   const char* name_;
@@ -118,8 +118,6 @@ class CodeEntry {
   int line_number_;
   int security_token_id_;
 
-  static unsigned next_call_uid_;
-
   DISALLOW_COPY_AND_ASSIGN(CodeEntry);
 };
 
@@ -147,11 +145,12 @@ class ProfileNode {
 
  private:
   INLINE(static bool CodeEntriesMatch(void* entry1, void* entry2)) {
-    return entry1 == entry2;
+    return reinterpret_cast<CodeEntry*>(entry1)->IsSameAs(
+        reinterpret_cast<CodeEntry*>(entry2));
   }
 
   INLINE(static uint32_t CodeEntryHash(CodeEntry* entry)) {
-    return static_cast<int32_t>(reinterpret_cast<intptr_t>(entry));
+    return entry->GetCallUid();
   }
 
   ProfileTree* tree_;