[base] Remove PointersMatch, making a separate std::equals hashmap

src/mips/simulator-mips.h

Index: src/mips/simulator-mips.h
diff --git a/src/mips/simulator-mips.h b/src/mips/simulator-mips.h
index 293a9d006866442d9d3a7cfdd3e09b6092ee1c73..3795eecc78db661d993dd4174d91b29e7d9cfa76 100644
--- a/src/mips/simulator-mips.h
+++ b/src/mips/simulator-mips.h
@@ -249,7 +249,7 @@ class Simulator {
   // Call on program start.
   static void Initialize(Isolate* isolate);
 
-  static void TearDown(base::HashMap* i_cache, Redirection* first);
+  static void TearDown(base::CustomMatcherHashMap* 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,
@@ -269,7 +269,8 @@ class Simulator {
   char* last_debugger_input() { return last_debugger_input_; }
 
   // ICache checking.
-  static void FlushICache(base::HashMap* i_cache, void* start, size_t size);
+  static void FlushICache(base::CustomMatcherHashMap* i_cache, void* start,
+                          size_t size);
 
   // Returns true if pc register contains one of the 'special_values' defined
   // below (bad_ra, end_sim_pc).
@@ -430,9 +431,12 @@ class Simulator {
   }
 
   // ICache.
-  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);
+  static void CheckICache(base::CustomMatcherHashMap* i_cache,
+                          Instruction* instr);
+  static void FlushOnePage(base::CustomMatcherHashMap* i_cache, intptr_t start,
+                           int size);
+  static CachePage* GetCachePage(base::CustomMatcherHashMap* i_cache,
+                                 void* page);
 
   enum Exception {
     none,
@@ -478,7 +482,7 @@ class Simulator {
   char* last_debugger_input_;
 
   // Icache simulation.
-  base::HashMap* i_cache_;
+  base::CustomMatcherHashMap* i_cache_;
 
   v8::internal::Isolate* isolate_;