Fix parsing and resolving of prefixed names

runtime/vm/parser.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_PARSER_H_
 #define VM_PARSER_H_
 
 #include "include/dart_api.h"
 
 #include "platform/assert.h"
@@ skipping 240 matching lines @@
   Token::Kind CurrentToken() {
     if (token_kind_ == Token::kILLEGAL) {
       ComputeCurrentToken();
     }
     CompilerStats::num_token_checks++;
     return token_kind_;
   }
 
   void ComputeCurrentToken();
 
+  RawLibraryPrefix* ParsePrefix();
+
   Token::Kind LookaheadToken(int num_tokens);
   String* CurrentLiteral() const;
   RawDouble* CurrentDoubleLiteral() const;
   RawInteger* CurrentIntegerLiteral() const;
 
   // Sets parser to given token position in the stream.
   void SetPosition(intptr_t position);
 
   void ConsumeToken() {
     // Reset cache and advance the token.
@@ skipping 101 matching lines @@
   void ParseLibraryPart();
   void ParsePartHeader();
   void ParseLibraryNameObsoleteSyntax();
   void ParseLibraryImportObsoleteSyntax();
   void ParseLibraryIncludeObsoleteSyntax();
 
   void ResolveTypeFromClass(const Class& cls,
                             ClassFinalizer::FinalizationKind finalization,
                             AbstractType* type);
   RawAbstractType* ParseType(ClassFinalizer::FinalizationKind finalization,
-                             bool allow_deferred_type = false);
+                             bool allow_deferred_type = false,
+                             bool consume_unresolved_prefix = true);
   void ParseTypeParameters(const Class& cls);
   RawTypeArguments* ParseTypeArguments(
       ClassFinalizer::FinalizationKind finalization);
-  void ParseQualIdent(QualIdent* qual_ident);
   void ParseMethodOrConstructor(ClassDesc* members, MemberDesc* method);
   void ParseFieldDefinition(ClassDesc* members, MemberDesc* field);
   void CheckMemberNameConflict(ClassDesc* members, MemberDesc* member);
   void ParseClassMemberDefinition(ClassDesc* members,
                                   intptr_t metadata_pos);
   void ParseFormalParameter(bool allow_explicit_default_value,
                             bool evaluate_metadata,
                             ParamList* params);
   void ParseFormalParameters(bool allow_explicit_default_values,
                              bool evaluate_metadata,
@@ skipping 140 matching lines @@
   AstNode* ParseVariableDeclarationList();
   AstNode* ParseFunctionStatement(bool is_literal);
   AstNode* ParseStatement();
   SequenceNode* ParseNestedStatement(bool parsing_loop_body,
                                      SourceLabel* label);
   void ParseStatementSequence();
   bool IsIdentifier();
   bool IsSimpleLiteral(const AbstractType& type, Instance* value);
   bool IsFunctionTypeAliasName();
   bool IsMixinAppAlias();
+  bool TryParseQualIdent();
   bool TryParseTypeParameters();
   bool TryParseOptionalType();
   bool TryParseReturnType();
   bool IsVariableDeclaration();
   bool IsFunctionDeclaration();
   bool IsFunctionLiteral();
   bool IsForInStatement();
   bool IsTopLevelAccessor();
 
   AstNode* ParseBinaryExpr(int min_preced);
@@ skipping 171 matching lines @@
   intptr_t last_used_try_index_;
 
   bool unregister_pending_function_;
 
   DISALLOW_COPY_AND_ASSIGN(Parser);
 };
 
 }  // namespace dart
 
 #endif  // VM_PARSER_H_