Move platform abstraction to base library

src/bootstrapper.cc

 // Copyright 2014 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.
 
 #include "src/bootstrapper.h"
 
 #include "src/accessors.h"
 #include "src/code-stubs.h"
 #include "src/extensions/externalize-string-extension.h"
 #include "src/extensions/free-buffer-extension.h"
@@ skipping 2343 matching lines @@
                                     isolate->bootstrapper()->extensions_cache(),
                                     extension,
                                     Handle<Context>(isolate->context()),
                                     false);
   ASSERT(isolate->has_pending_exception() != result);
   if (!result) {
     // We print out the name of the extension that fail to install.
     // When an error is thrown during bootstrapping we automatically print
     // the line number at which this happened to the console in the isolate
     // error throwing functionality.
-    OS::PrintError("Error installing extension '%s'.\n",
-                   current->extension()->name());
+    base::OS::PrintError("Error installing extension '%s'.\n",
+                         current->extension()->name());
     isolate->clear_pending_exception();
   }
   extension_states->set_state(current, INSTALLED);
   isolate->NotifyExtensionInstalled();
   return result;
 }
 
 
 bool Genesis::InstallJSBuiltins(Handle<JSBuiltinsObject> builtins) {
   HandleScope scope(isolate());
@@ skipping 365 matching lines @@
   return from + sizeof(NestingCounterType);
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   ASSERT(!IsActive());
 }
 
 } }  // namespace v8::internal