Move hashmap into base/.

src/arm/simulator-arm.h

Index: src/arm/simulator-arm.h
diff --git a/src/arm/simulator-arm.h b/src/arm/simulator-arm.h
index b3c8eb41e515ba911183e452a3116f6e87094efd..ac02e467925568e5d4f1b27e8d6ea89e9cbba9d8 100644
--- a/src/arm/simulator-arm.h
+++ b/src/arm/simulator-arm.h
@@ -200,7 +200,7 @@ class Simulator {
   // Call on program start.
   static void Initialize(Isolate* isolate);
 
-  static void TearDown(HashMap* i_cache, Redirection* first);
+  static void TearDown(base::HashMap* i_cache, Redirection* first);
 
   // V8 generally calls into generated JS code with 5 parameters and into
   // generated RegExp code with 7 parameters. This is a convenience function,
@@ -222,8 +222,7 @@ class Simulator {
   char* last_debugger_input() { return last_debugger_input_; }
 
   // ICache checking.
-  static void FlushICache(v8::internal::HashMap* i_cache, void* start,
-                          size_t size);
+  static void FlushICache(base::HashMap* i_cache, void* start, size_t size);
 
   // Returns true if pc register contains one of the 'special_values' defined
   // below (bad_lr, end_sim_pc).
@@ -342,10 +341,9 @@ class Simulator {
   void InstructionDecode(Instruction* instr);
 
   // ICache.
-  static void CheckICache(v8::internal::HashMap* i_cache, Instruction* instr);
-  static void FlushOnePage(v8::internal::HashMap* i_cache, intptr_t start,
-                           int size);
-  static CachePage* GetCachePage(v8::internal::HashMap* i_cache, void* page);
+  static void CheckICache(base::HashMap* i_cache, Instruction* instr);
+  static void FlushOnePage(base::HashMap* i_cache, intptr_t start, int size);
+  static CachePage* GetCachePage(base::HashMap* i_cache, void* page);
 
   // Runtime call support.
   static void* RedirectExternalReference(
@@ -405,7 +403,7 @@ class Simulator {
   char* last_debugger_input_;
 
   // Icache simulation
-  v8::internal::HashMap* i_cache_;
+  base::HashMap* i_cache_;
 
   // Registered breakpoints.
   Instruction* break_pc_;