Fix size_t to int conversion.

src/d8.cc

 // 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.
 
 
 // Defined when linking against shared lib on Windows.
 #if defined(USING_V8_SHARED) && !defined(V8_SHARED)
 #define V8_SHARED
 #endif
 
@@ skipping 1607 matching lines @@
 
     FILE* file = fopen(blob_file, "rb");
     if (!file)
       return;
 
     fseek(file, 0, SEEK_END);
     startup_data->raw_size = ftell(file);
     rewind(file);
 
     startup_data->data = new char[startup_data->raw_size];
-    startup_data->compressed_size = fread(
-        const_cast<char*>(startup_data->data), 1, startup_data->raw_size,
-        file);
+    startup_data->compressed_size =
+        static_cast<int>(fread(const_cast<char*>(startup_data->data), 1,
+                               startup_data->raw_size, file));
     fclose(file);
 
     if (startup_data->raw_size == startup_data->compressed_size)
       (*setter_fn)(startup_data);
   }
 
   v8::StartupData natives_;
   v8::StartupData snapshot_;
 
   // Disallow copy & assign.
@@ skipping 124 matching lines @@
 }
 
 }  // namespace v8
 
 
 #ifndef GOOGLE3
 int main(int argc, char* argv[]) {
   return v8::Shell::Main(argc, argv);
 }
 #endif