qemu: Dissolve virQEMUCapsFindBinaryForArch()

With the recent changes, virQEMUCapsGetDefaultEmulator() has
become a trivial wrapper around this function, as well as its
only caller. Clean up the situation by merging the two.

Signed-off-by: Andrea Bolognani <abologna@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Tested-by: Jim Fehlig <jfehlig@suse.com>

src/qemu/qemu_capabilities.c

@@ -915,9 +915,9 @@ virQEMUCapsFindBinary(const char *format,
     return ret;
 }
 
-static char *
-virQEMUCapsFindBinaryForArch(virArch hostarch,
-                             virArch guestarch)
+char *
+virQEMUCapsGetDefaultEmulator(virArch hostarch,
+                              virArch guestarch)
 {
     char *binary;
     const char *archstr;
@@ -956,14 +956,6 @@ virQEMUCapsFindBinaryForArch(virArch hostarch,
 }
 
 
-char *
-virQEMUCapsGetDefaultEmulator(virArch hostarch,
-                              virArch guestarch)
-{
-    return virQEMUCapsFindBinaryForArch(hostarch, guestarch);
-}
-
-
 static int
 virQEMUCapsInitGuest(virCaps *caps,
                      virFileCache *cache,