Make PPAPI headers compile with C compilers (gcc on Linux & Mac and MSVS on W...

ppapi/c/dev/ppb_char_set_dev.h

 // Copyright (c) 2010 The Chromium 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 PPAPI_C_DEV_PPB_CHAR_SET_DEV_H_
 #define PPAPI_C_DEV_PPB_CHAR_SET_DEV_H_
 
 #include "ppapi/c/pp_module.h"
 #include "ppapi/c/pp_stdint.h"
 #include "ppapi/c/pp_var.h"
 
-#define PPB_CHAR_SET_DEV_INTERFACE "PPB_CharSet(Dev);0.1"
+#define PPB_CHAR_SET_DEV_INTERFACE "PPB_CharSet(Dev);0.2"
 
 // Specifies the error behavior for the character set conversion functions.
 // This will affect two cases: where the input is not encoded correctly, and
 // when the requested character can not be converted to the destination
 // character set.
 enum PP_CharSet_ConversionError {
   // Causes the entire conversion to fail if an error is encountered. The
   // conversion function will return NULL.
   PP_CHARSET_CONVERSIONERROR_FAIL,
 
@@ skipping 20 matching lines @@
   // terminating NULL, will be placed into *output_length. When there is no
   // error, the result will always be non-NULL, even if the output is 0-length.
   // In this case, it will only contain the terminator. You must still call
   // MemFree any time the return value is non-NULL.
   //
   // This function will return NULL if there was an error converting the string
   // and you requested PP_CHARSET_CONVERSIONERROR_FAIL, or the output character
   // set was unknown.
   char* (*UTF16ToCharSet)(const uint16_t* utf16, uint32_t utf16_len,
                           const char* output_char_set,
-                          PP_CharSet_ConversionError on_error,
+                          enum PP_CharSet_ConversionError on_error,
                           uint32_t* output_length);
 
   // Same as UTF16ToCharSet except converts in the other direction. The input
   // is in the given charset, and the |input_len| is the number of bytes in
   // the |input| string. |*output_length| is the number of 16-bit values in
   // the output not counting the terminating NULL.
   //
   // Since UTF16 can represent every Unicode character, the only time the
   // replacement character will be used is if the encoding in the input string
   // is incorrect.
   uint16_t* (*CharSetToUTF16)(const char* input, uint32_t input_len,
                               const char* input_char_set,
-                              PP_CharSet_ConversionError on_error,
+                              enum PP_CharSet_ConversionError on_error,
                               uint32_t* output_length);
 
   // Returns a string var representing the current multi-byte character set of
   // the current system.
   //
   // WARNING: You really shouldn't be using this function unless you're dealing
   // with legacy data. You should be using UTF-8 or UTF-16 and you don't have
   // to worry about the character sets.
-  PP_Var (*GetDefaultCharSet)(PP_Module module);
+  struct PP_Var (*GetDefaultCharSet)(PP_Module module);
 };
 
 #endif  // PPAPI_C_DEV_PPB_CHAR_SET_DEV_H_