Extract essential type declarations into separate file.

include/v8.h

Index: include/v8.h
diff --git a/include/v8.h b/include/v8.h
index c7e4552b4d449092effb0b711742f8c69757d522..1a8a555fba14f1812172d5140c3b731c809e871e 100644
--- a/include/v8.h
+++ b/include/v8.h
@@ -38,23 +38,9 @@
 #ifndef V8_H_
 #define V8_H_
 
-#include <stdio.h>
+#include "v8stdint.h"
 
 #ifdef _WIN32
-// When compiling on MinGW stdint.h is available.
-#ifdef __MINGW32__
-#include <stdint.h>
-#else  // __MINGW32__
-typedef signed char int8_t;
-typedef unsigned char uint8_t;
-typedef short int16_t;  // NOLINT
-typedef unsigned short uint16_t;  // NOLINT
-typedef int int32_t;
-typedef unsigned int uint32_t;
-typedef __int64 int64_t;
-typedef unsigned __int64 uint64_t;
-// intptr_t and friends are defined in crtdefs.h through stdio.h.
-#endif  // __MINGW32__
 
 // Setup for Windows DLL export/import. When building the V8 DLL the
 // BUILDING_V8_SHARED needs to be defined. When building a program which uses
@@ -76,8 +62,6 @@ typedef unsigned __int64 uint64_t;
 
 #else  // _WIN32
 
-#include <stdint.h>
-
 // Setup for Linux shared library export. There is no need to distinguish
 // between building or using the V8 shared library, but we should not
 // export symbols when we are building a static library.
@@ -476,10 +460,10 @@ class V8EXPORT HandleScope {
       level = 0;
     }
   };
-  
+
   void Leave();
 
-  
+
   internal::Object** prev_next_;
   internal::Object** prev_limit_;