rename qemu_malloc and related to glib names for coherence

Reviewed-by: NStefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Signed-off-by: NFrediano Ziglio <freddy77@gmail.com>
Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>

trace-events

@@ -14,7 +14,7 @@
 #
 # [disable] <name>(<type1> <arg1>[, <type2> <arg2>] ...) "<format-string>"
 #
-# Example: qemu_malloc(size_t size) "size %zu"
+# Example: g_malloc(size_t size) "size %zu"
 #
 # The "disable" keyword will build without the trace event.
 #
@@ -26,9 +26,9 @@
 # The <format-string> should be a sprintf()-compatible format string.
 
 # qemu-malloc.c
-qemu_malloc(size_t size, void *ptr) "size %zu ptr %p"
-qemu_realloc(void *ptr, size_t size, void *newptr) "ptr %p size %zu newptr %p"
-qemu_free(void *ptr) "ptr %p"
+g_malloc(size_t size, void *ptr) "size %zu ptr %p"
+g_realloc(void *ptr, size_t size, void *newptr) "ptr %p size %zu newptr %p"
+g_free(void *ptr) "ptr %p"
 
 # osdep.c
 qemu_memalign(size_t alignment, size_t size, void *ptr) "alignment %zu size %zu ptr %p"

vl.c

@@ -2144,20 +2144,20 @@ static const QEMUOption *lookup_opt(int argc, char **argv,
 static gpointer malloc_and_trace(gsize n_bytes)
 {
     void *ptr = malloc(n_bytes);
-    trace_qemu_malloc(n_bytes, ptr);
+    trace_g_malloc(n_bytes, ptr);
     return ptr;
 }
 
 static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
 {
     void *ptr = realloc(mem, n_bytes);
-    trace_qemu_realloc(mem, n_bytes, ptr);
+    trace_g_realloc(mem, n_bytes, ptr);
     return ptr;
 }
 
 static void free_and_trace(gpointer mem)
 {
-    trace_qemu_free(mem);
+    trace_g_free(mem);
     free(mem);
 }