Move platform abstraction to base library

src/compiler.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_COMPILER_H_
 #define V8_COMPILER_H_
 
 #include "src/allocation.h"
 #include "src/ast.h"
 #include "src/zone.h"
@@ skipping 566 matching lines @@
     awaiting_install_ = true;
   }
 
   bool IsWaitingForInstall() { return awaiting_install_; }
 
  private:
   CompilationInfo* info_;
   HOptimizedGraphBuilder* graph_builder_;
   HGraph* graph_;
   LChunk* chunk_;
-  TimeDelta time_taken_to_create_graph_;
-  TimeDelta time_taken_to_optimize_;
-  TimeDelta time_taken_to_codegen_;
+  base::TimeDelta time_taken_to_create_graph_;
+  base::TimeDelta time_taken_to_optimize_;
+  base::TimeDelta time_taken_to_codegen_;
   Status last_status_;
   bool awaiting_install_;
 
   MUST_USE_RESULT Status SetLastStatus(Status status) {
     last_status_ = status;
     return last_status_;
   }
   void RecordOptimizationStats();
 
   struct Timer {
-    Timer(OptimizedCompileJob* job, TimeDelta* location)
+    Timer(OptimizedCompileJob* job, base::TimeDelta* location)
         : job_(job), location_(location) {
       ASSERT(location_ != NULL);
       timer_.Start();
     }
 
     ~Timer() {
       *location_ += timer_.Elapsed();
     }
 
     OptimizedCompileJob* job_;
-    ElapsedTimer timer_;
-    TimeDelta* location_;
+    base::ElapsedTimer timer_;
+    base::TimeDelta* location_;
   };
 };
 
 
 // The V8 compiler
 //
 // General strategy: Source code is translated into an anonymous function w/o
 // parameters which then can be executed. If the source code contains other
 // functions, they will be compiled and allocated as part of the compilation
 // of the source code.
@@ skipping 72 matching lines @@
   const char* name() const { return name_; }
   CompilationInfo* info() const { return info_; }
   Isolate* isolate() const { return info()->isolate(); }
   Zone* zone() { return &zone_; }
 
  private:
   const char* name_;
   CompilationInfo* info_;
   Zone zone_;
   unsigned info_zone_start_allocation_size_;
-  ElapsedTimer timer_;
+  base::ElapsedTimer timer_;
 
   DISALLOW_COPY_AND_ASSIGN(CompilationPhase);
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_COMPILER_H_