Fix up some types in the API.

webkit/plugins/ppapi/plugin_module.cc

Index: webkit/plugins/ppapi/plugin_module.cc
diff --git a/webkit/plugins/ppapi/plugin_module.cc b/webkit/plugins/ppapi/plugin_module.cc
index 02d127603c9a70a88c2eae222858ebec47220f42..4d57f5e3f7ab1b9478ac10b905e5e7c4e0952ce9 100644
--- a/webkit/plugins/ppapi/plugin_module.cc
+++ b/webkit/plugins/ppapi/plugin_module.cc
@@ -138,12 +138,12 @@ void ReleaseResource(PP_Resource resource) {
   }
 }
 
-void* MemAlloc(size_t num_bytes) {
+void* MemAlloc(uint32_t num_bytes) {
   return malloc(num_bytes);
 }
 
-void MemFree(void* ptr) {
-  free(ptr);
+void MemFree(const void* ptr) {
+  free(const_cast<void*>(ptr));
 }
 
 double GetTime() {