NewError no longer returns a MaybeObject.

src/parser.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/api.h"
 #include "src/ast.h"
 #include "src/bailout-reason.h"
 #include "src/base/platform/platform.h"
@@ skipping 4271 matching lines @@
     } else if (pending_error_char_arg_ != NULL) {
       Handle<String> arg_string =
           factory->NewStringFromUtf8(CStrVector(pending_error_char_arg_))
           .ToHandleChecked();
       elements->set(0, *arg_string);
     }
     isolate->debug()->OnCompileError(script);
 
     Handle<JSArray> array = factory->NewJSArrayWithElements(elements);
     Handle<Object> error;
-    MaybeHandle<Object> maybe_error;
     switch (pending_error_type_) {
       case kReferenceError:
-        maybe_error = factory->NewReferenceError(pending_error_message_, array);
+        error = factory->NewReferenceError(pending_error_message_, array);
         break;
       case kSyntaxError:
-        maybe_error = factory->NewSyntaxError(pending_error_message_, array);
+        error = factory->NewSyntaxError(pending_error_message_, array);
         break;
     }
-    DCHECK(!maybe_error.is_null() || isolate->has_pending_exception());
 
-    if (maybe_error.ToHandle(&error)) {
-      Handle<JSObject> jserror = Handle<JSObject>::cast(error);
+    Handle<JSObject> jserror = Handle<JSObject>::cast(error);
 
-      Handle<Name> key_start_pos = factory->error_start_pos_symbol();
-      JSObject::SetProperty(jserror, key_start_pos,
-                            handle(Smi::FromInt(location.start_pos()), isolate),
-                            SLOPPY).Check();
+    Handle<Name> key_start_pos = factory->error_start_pos_symbol();
+    JSObject::SetProperty(jserror, key_start_pos,
+                          handle(Smi::FromInt(location.start_pos()), isolate),
+                          SLOPPY).Check();
 
-      Handle<Name> key_end_pos = factory->error_end_pos_symbol();
-      JSObject::SetProperty(jserror, key_end_pos,
-                            handle(Smi::FromInt(location.end_pos()), isolate),
-                            SLOPPY).Check();
+    Handle<Name> key_end_pos = factory->error_end_pos_symbol();
+    JSObject::SetProperty(jserror, key_end_pos,
+                          handle(Smi::FromInt(location.end_pos()), isolate),
+                          SLOPPY).Check();
 
-      Handle<Name> key_script = factory->error_script_symbol();
-      JSObject::SetProperty(jserror, key_script, script, SLOPPY).Check();
+    Handle<Name> key_script = factory->error_script_symbol();
+    JSObject::SetProperty(jserror, key_script, script, SLOPPY).Check();
 
-      isolate->Throw(*error, &location);
-    }
+    isolate->Throw(*error, &location);
   }
 }
 
 
 void Parser::Internalize(Isolate* isolate, Handle<Script> script, bool error) {
   // Internalize strings.
   ast_value_factory()->Internalize(isolate);
 
   // Error processing.
   if (error) {
@@ skipping 1132 matching lines @@
     } else {
       const uc16* data = reinterpret_cast<const uc16*>(raw_string->raw_data());
       running_hash = StringHasher::ComputeRunningHash(running_hash, data,
                                                       raw_string->length());
     }
   }
 
   return running_hash;
 }
 } }  // namespace v8::internal