port some parts of webkit/glue/plugins/test to Linux...

webkit/glue/plugins/test/plugin_get_javascript_url_test.cc

 // Copyright (c) 2006-2008 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.
 
 #include "webkit/glue/plugins/test/plugin_get_javascript_url_test.h"
 
+#include "base/basictypes.h"
 
 // url for "self".  
 #define SELF_URL "javascript:window.location+\"\""
 // The identifier for the self url stream.
 #define SELF_URL_STREAM_ID 1
 
 // The identifier for the fetched url stream.
 #define FETCHED_URL_STREAM_ID 2
 
 // The maximum chunk size of stream data.
@@ skipping 14 matching lines @@
     test_started_ = true;
   }
   return NPERR_NO_ERROR;
 }
 
 NPError ExecuteGetJavascriptUrlTest::NewStream(NPMIMEType type, NPStream* stream,
                               NPBool seekable, uint16* stype) {
   if (stream == NULL)
     SetError("NewStream got null stream");
 
-  unsigned long stream_id = PtrToUlong(stream->notifyData);
+  COMPILE_ASSERT(sizeof(unsigned long) <= sizeof(stream->notifyData),
+                 cast_validity_check);
+  unsigned long stream_id = reinterpret_cast<unsigned long>(stream->notifyData);
   switch (stream_id) {
     case SELF_URL_STREAM_ID:
       break;
     default:
       SetError("Unexpected NewStream callback");
       break;
   }
   return NPERR_NO_ERROR;
 }
 
 int32 ExecuteGetJavascriptUrlTest::WriteReady(NPStream *stream) {
   return STREAM_CHUNK;
 }
 
 int32 ExecuteGetJavascriptUrlTest::Write(NPStream *stream, int32 offset, int32 len,
                               void *buffer) {
   if (stream == NULL)
     SetError("Write got null stream");
   if (len < 0 || len > STREAM_CHUNK)
     SetError("Write got bogus stream chunk size");
 
-  unsigned long stream_id = PtrToUlong(stream->notifyData);
+  COMPILE_ASSERT(sizeof(unsigned long) <= sizeof(stream->notifyData),
+                 cast_validity_check);
+  unsigned long stream_id = reinterpret_cast<unsigned long>(stream->notifyData);
   switch (stream_id) {
     case SELF_URL_STREAM_ID:
       self_url_.append(static_cast<char*>(buffer), len);
       break;
     default:
       SetError("Unexpected write callback");
       break;
   }
   // Pretend that we took all the data.
   return len;
 }
 
 
 NPError ExecuteGetJavascriptUrlTest::DestroyStream(NPStream *stream, NPError reason) {
   if (stream == NULL)
     SetError("NewStream got null stream");
 
-  unsigned long stream_id = PtrToUlong(stream->notifyData);
+  COMPILE_ASSERT(sizeof(unsigned long) <= sizeof(stream->notifyData),
+                 cast_validity_check);
+  unsigned long stream_id = reinterpret_cast<unsigned long>(stream->notifyData);
   switch (stream_id) {
     case SELF_URL_STREAM_ID:
       // don't care
       break;
     default:
       SetError("Unexpected NewStream callback");
       break;
   }
   return NPERR_NO_ERROR;
 }
 
 void ExecuteGetJavascriptUrlTest::URLNotify(const char* url, NPReason reason, void* data) {
-  unsigned long stream_id = PtrToUlong(data);
+  COMPILE_ASSERT(sizeof(unsigned long) <= sizeof(data),
+                 cast_validity_check);
+  unsigned long stream_id = reinterpret_cast<unsigned long>(data);
   switch (stream_id) {
     case SELF_URL_STREAM_ID:
       if (strcmp(url, SELF_URL) != 0)
         SetError("URLNotify reported incorrect url for SELF_URL");
       if (self_url_.empty())
         SetError("Failed to obtain window location.");
       SignalTestCompleted();
       break;
     default:
       SetError("Unexpected NewStream callback");
       break;
   }
 }
 
 } // namespace NPAPIClient