Make sure that information schema knows also page compressed page

type and that we decompress fist page if it is page compressed
before really accessing it.

storage/innobase/fil/fil0fil.cc

@@ -2123,18 +2123,17 @@ fil_read_first_page(
 	do not validate the first page. */
 	if (!one_read_already) {
 		*flags = fsp_header_get_flags(page);
+		*space_id = fsp_header_get_space_id(page);
 	}
 
 	/* Page is page compressed page, need to decompress, before
 	continue. */
-	if (fsp_flags_is_page_compressed(*flags)) {
+	if (fil_page_is_compressed(page)) {
 		ulint write_size=0;
 		fil_decompress_page(NULL, page, UNIV_PAGE_SIZE, &write_size);
 	}
 
 	if (!one_read_already) {
-		*space_id = fsp_header_get_space_id(page);
-
 		check_msg = fil_check_first_page(page);
 	}
 

storage/innobase/handler/i_s.cc

@@ -92,6 +92,7 @@ static buf_page_desc_t	i_s_page_type[] = {
 	{"COMPRESSED_BLOB", FIL_PAGE_TYPE_ZBLOB},
 	{"COMPRESSED_BLOB2", FIL_PAGE_TYPE_ZBLOB2},
 	{"IBUF_INDEX", I_S_PAGE_TYPE_IBUF},
+	{"PAGE COMPRESSED", FIL_PAGE_PAGE_COMPRESSED},
 	{"UNKNOWN", I_S_PAGE_TYPE_UNKNOWN}
 };
 

storage/xtradb/fil/fil0fil.cc

@@ -2158,18 +2158,17 @@ fil_read_first_page(
 	do not validate the first page. */
 	if (!one_read_already) {
 		*flags = fsp_header_get_flags(page);
+		*space_id = fsp_header_get_space_id(page);
 	}
 
 	/* Page is page compressed page, need to decompress, before
 	continue. */
-	if (fsp_flags_is_page_compressed(*flags)) {
+	if (fil_page_is_compressed(page)) {
 		ulint write_size=0;
 		fil_decompress_page(NULL, page, UNIV_PAGE_SIZE, &write_size);
 	}
 
 	if (!one_read_already) {
-		*space_id = fsp_header_get_space_id(page);
-
 		check_msg = fil_check_first_page(page);
 	}
 

storage/xtradb/handler/i_s.cc

@@ -103,6 +103,7 @@ static buf_page_desc_t	i_s_page_type[] = {
 	{"COMPRESSED_BLOB", FIL_PAGE_TYPE_ZBLOB},
 	{"COMPRESSED_BLOB2", FIL_PAGE_TYPE_ZBLOB2},
 	{"IBUF_INDEX", I_S_PAGE_TYPE_IBUF},
+	{"PAGE COMPRESSED", FIL_PAGE_PAGE_COMPRESSED},
 	{"UNKNOWN", I_S_PAGE_TYPE_UNKNOWN}
 };