Update aom to v1.0.0

Update aom to commit id d14c5bb4f336ef1842046089849dee4a301fbbf0.

third_party/aom/aom_dsp/entcode.h

@@ -9,11 +9,16 @@
  * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
  */
 
-#if !defined(_entcode_H)
-#define _entcode_H (1)
+#ifndef AOM_DSP_ENTCODE_H_
+#define AOM_DSP_ENTCODE_H_
+
 #include <limits.h>
 #include <stddef.h>
 #include "av1/common/odintrin.h"
+#include "aom_dsp/prob.h"
+
+#define EC_PROB_SHIFT 6
+#define EC_MIN_PROB 4  // must be <= (1<<EC_PROB_SHIFT)/16
 
 /*OPT: od_ec_window must be at least 32 bits, but if you have fast arithmetic
    on a larger type, you can speed up the decoder by using it here.*/
@@ -21,22 +26,15 @@ typedef uint32_t od_ec_window;
 
 #define OD_EC_WINDOW_SIZE ((int)sizeof(od_ec_window) * CHAR_BIT)
 
-/*The number of bits to use for the range-coded part of unsigned integers.*/
-#define OD_EC_UINT_BITS (4)
-
 /*The resolution of fractional-precision bit usage measurements, i.e.,
    3 => 1/8th bits.*/
 #define OD_BITRES (3)
 
-/*The value stored in an iCDF is 32768 minus the actual Q15 cumulative
-   probability (an "inverse" CDF).
-  This function converts from one representation to the other (and is its own
-   inverse).*/
-#define OD_ICDF(x) (32768U - (x))
+#define OD_ICDF AOM_ICDF
 
 /*See entcode.c for further documentation.*/
 
 OD_WARN_UNUSED_RESULT uint32_t od_ec_tell_frac(uint32_t nbits_total,
                                                uint32_t rng);
 
-#endif
+#endif  // AOM_DSP_ENTCODE_H_