Use openssl's SHA1 instead of bionic's.

Bionic is removing its SHA1.

Change-Id: I7d15986ebac9e0f0eb7ff93457780bd90a4f1d4f
diff --git a/services/inputflinger/EventHub.cpp b/services/inputflinger/EventHub.cpp
index f274631..dfe5d3d 100644
--- a/services/inputflinger/EventHub.cpp
+++ b/services/inputflinger/EventHub.cpp
@@ -28,7 +28,6 @@
 #include <sys/limits.h>
 #include <sys/inotify.h>
 #include <sys/ioctl.h>
-#include <sys/sha1.h>
 #include <sys/utsname.h>
 #include <unistd.h>
 
@@ -41,6 +40,7 @@
 #include <hardware_legacy/power.h>
 
 #include <cutils/properties.h>
+#include <openssl/sha.h>
 #include <utils/Log.h>
 #include <utils/Timers.h>
 #include <utils/threads.h>
@@ -80,14 +80,14 @@
 }
 
 static String8 sha1(const String8& in) {
-    SHA1_CTX ctx;
-    SHA1Init(&ctx);
-    SHA1Update(&ctx, reinterpret_cast<const u_char*>(in.string()), in.size());
-    u_char digest[SHA1_DIGEST_LENGTH];
-    SHA1Final(digest, &ctx);
+    SHA_CTX ctx;
+    SHA1_Init(&ctx);
+    SHA1_Update(&ctx, reinterpret_cast<const u_char*>(in.string()), in.size());
+    u_char digest[SHA_DIGEST_LENGTH];
+    SHA1_Final(digest, &ctx);
 
     String8 out;
-    for (size_t i = 0; i < SHA1_DIGEST_LENGTH; i++) {
+    for (size_t i = 0; i < SHA_DIGEST_LENGTH; i++) {
         out.appendFormat("%02x", digest[i]);
     }
     return out;