Move hashmap into base/.

src/compilation-cache.h

 // 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.
 
 #ifndef V8_COMPILATION_CACHE_H_
 #define V8_COMPILATION_CACHE_H_
 
 #include "src/allocation.h"
 #include "src/handles.h"
 #include "src/objects.h"
@@ skipping 192 matching lines @@
 
   // Enable/disable compilation cache. Used by debugger to disable compilation
   // cache during debugging to make sure new scripts are always compiled.
   void Enable();
   void Disable();
 
  private:
   explicit CompilationCache(Isolate* isolate);
   ~CompilationCache();
 
-  HashMap* EagerOptimizingSet();
+  base::HashMap* EagerOptimizingSet();
 
   // The number of sub caches covering the different types to cache.
   static const int kSubCacheCount = 4;
 
   bool IsEnabled() { return FLAG_compilation_cache && enabled_; }
 
   Isolate* isolate() { return isolate_; }
 
   Isolate* isolate_;
 
   CompilationCacheScript script_;
   CompilationCacheEval eval_global_;
   CompilationCacheEval eval_contextual_;
   CompilationCacheRegExp reg_exp_;
   CompilationSubCache* subcaches_[kSubCacheCount];
 
   // Current enable state of the compilation cache.
   bool enabled_;
 
   friend class Isolate;
 
   DISALLOW_COPY_AND_ASSIGN(CompilationCache);
 };
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILATION_CACHE_H_