Heap::AllocateStringFromOneByte() and major part of its callers handlified.

src/parser.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 665 matching lines @@
     // stack overflow. The isolate allows only one pending exception at at time
     // and we want to report the stack overflow later.
     return;
   }
   MessageLocation location(parser_->script_,
                            source_location.beg_pos,
                            source_location.end_pos);
   Factory* factory = parser_->isolate()->factory();
   Handle<FixedArray> elements = factory->NewFixedArray(args.length());
   for (int i = 0; i < args.length(); i++) {
-    Handle<String> arg_string = factory->NewStringFromUtf8(CStrVector(args[i]));
-    ASSERT(!arg_string.is_null());
+    Handle<String> arg_string =
+        factory->NewStringFromUtf8(CStrVector(args[i])).ToHandleChecked();
     elements->set(i, *arg_string);
   }
   Handle<JSArray> array = factory->NewJSArrayWithElements(elements);
   Handle<Object> result = is_reference_error
       ? factory->NewReferenceError(message, array)
       : factory->NewSyntaxError(message, array);
   parser_->isolate()->Throw(*result, &location);
 }
 
 
@@ skipping 3137 matching lines @@
 }
 
 
 bool RegExpParser::simple() {
   return simple_;
 }
 
 
 RegExpTree* RegExpParser::ReportError(Vector<const char> message) {
   failed_ = true;
-  *error_ = isolate()->factory()->NewStringFromAscii(message, NOT_TENURED);
-  ASSERT(!error_->is_null());
+  *error_ = isolate()->factory()->NewStringFromAscii(
+      message, NOT_TENURED).ToHandleChecked();
   // Zip to the end to make sure the no more input is read.
   current_ = kEndMarker;
   next_pos_ = in()->length();
   return NULL;
 }
 
 
 // Pattern ::
 //   Disjunction
 RegExpTree* RegExpParser::ParsePattern() {
@@ skipping 836 matching lines @@
       ASSERT(info()->isolate()->has_pending_exception());
     } else {
       result = ParseProgram();
     }
   }
   info()->SetFunction(result);
   return (result != NULL);
 }
 
 } }  // namespace v8::internal