cast malloc to uint8*

BUG=303
TESTED=visual c higher warnings
R=tpsiaki@google.com

Review URL: https://webrtc-codereview.appspot.com/6639004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@955 16f28f9a-4ce2-e073-06de-1de4eb20be90

README.chromium

 Name: libyuv
 URL: http://code.google.com/p/libyuv/
-Version: 953
+Version: 955
 License: BSD
 License File: LICENSE
 

include/libyuv/version.h

@@ -11,6 +11,6 @@
 #ifndef INCLUDE_LIBYUV_VERSION_H_  // NOLINT
 #define INCLUDE_LIBYUV_VERSION_H_
 
-#define LIBYUV_VERSION 953
+#define LIBYUV_VERSION 955
 
 #endif  // INCLUDE_LIBYUV_VERSION_H_  NOLINT

source/convert_to_argb.cc

@@ -66,7 +66,7 @@ int ConvertToARGB(const uint8* sample, size_t sample_size,
   int abs_crop_height = (crop_height < 0) ? -crop_height : crop_height;
   if (need_buf) {
     int argb_size = crop_width * abs_crop_height * 4;
-    rotate_buffer = malloc(argb_size);
+    rotate_buffer = (uint8*)malloc(argb_size);
     if (!rotate_buffer) {
       return 1;  // Out of memory runtime error.
     }

source/convert_to_i420.cc

@@ -71,7 +71,7 @@ int ConvertToI420(const uint8* sample,
   if (need_buf) {
     int y_size = crop_width * abs_crop_height;
     int uv_size = ((crop_width + 1) / 2) * ((abs_crop_height + 1) / 2);
-    rotate_buffer = malloc(y_size + uv_size * 2);
+    rotate_buffer = (uint8*)malloc(y_size + uv_size * 2);
     if (!rotate_buffer) {
       return 1;  // Out of memory runtime error.
     }