Eliminate the need for code delete events in CPU profiler.

src/profile-generator.h

Index: src/profile-generator.h
diff --git a/src/profile-generator.h b/src/profile-generator.h
index 6bada36d577f96ad9a1a261f245a5f642d57f7b7..f3737eafb9b09b558145009ee3e5e2bd6fd4bb37 100644
--- a/src/profile-generator.h
+++ b/src/profile-generator.h
@@ -238,9 +238,8 @@ class CpuProfile {
 class CodeMap {
  public:
   CodeMap() : next_shared_id_(1) { }
-  INLINE(void AddCode(Address addr, CodeEntry* entry, unsigned size));
-  INLINE(void MoveCode(Address from, Address to));
-  INLINE(void DeleteCode(Address addr));
+  void AddCode(Address addr, CodeEntry* entry, unsigned size);
+  void MoveCode(Address from, Address to);
   CodeEntry* FindEntry(Address addr);
   int GetSharedId(Address addr);
 
@@ -270,6 +269,8 @@ class CodeMap {
     void Call(const Address& key, const CodeEntryInfo& value);
   };
 
+  void DeleteAllCoveredCode(Address start, Address end);
+
   // Fake CodeEntry pointer to distinguish shared function entries.
   static CodeEntry* const kSharedFunctionCodeEntry;