Reland "Keep a canonical list of shared function infos."

src/liveedit.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 
 #include "src/v8.h"
 
 #include "src/liveedit.h"
 
 #include "src/code-stubs.h"
@@ skipping 1202 matching lines @@
   DeoptimizeDependentFunctions(*shared_info);
   shared_info_array->GetIsolate()->compilation_cache()->Remove(shared_info);
 }
 
 
 void LiveEdit::SetFunctionScript(Handle<JSValue> function_wrapper,
                                  Handle<Object> script_handle) {
   Handle<SharedFunctionInfo> shared_info =
       UnwrapSharedFunctionInfoFromJSValue(function_wrapper);
   CHECK(script_handle->IsScript() || script_handle->IsUndefined());
-  shared_info->set_script(*script_handle);
+  SharedFunctionInfo::SetScript(shared_info, script_handle);
   shared_info->DisableOptimization(kLiveEdit);
 
   function_wrapper->GetIsolate()->compilation_cache()->Remove(shared_info);
 }
 
 
 // For a script text change (defined as position_change_array), translates
 // position in unchanged text to position in changed text.
 // Text change is a set of non-overlapping regions in text, that have changed
 // their contents and length. It is specified as array of groups of 3 numbers:
@@ skipping 821 matching lines @@
   isolate_->active_function_info_listener()->FunctionCode(code);
 }
 
 
 bool LiveEditFunctionTracker::IsActive(Isolate* isolate) {
   return isolate->active_function_info_listener() != NULL;
 }
 
 }  // namespace internal
 }  // namespace v8