Remove duplicate code for searching SharedFunctionInfo.

src/ast.cc

Index: src/ast.cc
diff --git a/src/ast.cc b/src/ast.cc
index 874f984ff6bc61a4bcb470b097e67a44795171fd..5659dbb9a395fde93d159098246fbe976f347b51 100644
--- a/src/ast.cc
+++ b/src/ast.cc
@@ -157,6 +157,8 @@ bool FunctionLiteral::uses_super() const {
 }
 
 
+// Helper to find an existing shared function info in the baseline code for the
+// given function literal. Used to canonicalize SharedFunctionInfo objects.
 void FunctionLiteral::InitializeSharedInfo(
     Handle<Code> unoptimized_code) {
   for (RelocIterator it(*unoptimized_code); !it.done(); it.next()) {