Propagate receiver from initial call site to code generator.

src/debug.cc

Index: src/debug.cc
diff --git a/src/debug.cc b/src/debug.cc
index fc809c562edf11ca38d3cbbed08f52f88ce4cf8c..e66c30d5bb2955303a23443cea41ff2c25e6bcda 100644
--- a/src/debug.cc
+++ b/src/debug.cc
@@ -1526,19 +1526,13 @@ void Debug::ClearStepNext() {
 }
 
 
-bool Debug::EnsureCompiled(Handle<SharedFunctionInfo> shared) {
-  if (shared->is_compiled()) return true;
-  return CompileLazyShared(shared, CLEAR_EXCEPTION, 0);
-}
-
-
 // Ensures the debug information is present for shared.
 bool Debug::EnsureDebugInfo(Handle<SharedFunctionInfo> shared) {
   // Return if we already have the debug info for shared.
   if (HasDebugInfo(shared)) return true;
 
   // Ensure shared in compiled. Return false if this failed.
-  if (!EnsureCompiled(shared)) return false;
+  if (!EnsureCompiled(shared, CLEAR_EXCEPTION)) return false;
 
   // Create the debug info object.
   Handle<DebugInfo> debug_info = Factory::NewDebugInfo(shared);