[bazel] Small patches to reconcile with blaze

No-Try: true
Change-Id: Id8c7aa494bda905aef9cc605e206df685de30233
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2983534
Auto-Submit: Victor Gomes <victorgomes@chromium.org>
Reviewed-by: Dan Elphick <delphick@chromium.org>
Commit-Queue: Dan Elphick <delphick@chromium.org>
Cr-Commit-Position: refs/heads/master@{#75359}

BUILD.bazel

@@ -2520,6 +2520,8 @@ v8_binary(
         "src/torque/torque.cc",
     ],
     deps = [ ":gtest_prod" ],
+    copts = [ "-fexceptions" ],
+    features = ["-use_header_modules"],
 )
 
 v8_binary(

bazel/defs.bzl

@@ -43,7 +43,7 @@ v8_custom_config = rule(
     implementation = _custom_config_impl,
     attrs = {
         "_v8_typed_array_max_size_in_heap":
-            attr.label(default = "//:v8_typed_array_max_size_in_heap"),
+            attr.label(default = ":v8_typed_array_max_size_in_heap"),
     }
 )
 
@@ -84,7 +84,7 @@ v8_config = rule(
 
 def _default_args(configs):
     return struct(
-        deps = configs + ["//:define_flags"],
+        deps = configs + [":define_flags"],
         copts = [
             "-fPIC",
             "-Werror",
@@ -92,6 +92,7 @@ def _default_args(configs):
             "-Wno-unused-parameter",
             "-Wno-implicit-int-float-conversion",
             "-Wno-deprecated-copy",
+            "-Wno-non-virtual-dtor",
             "-std=c++14",
             "-isystem .",
             # TODO(victorgomes): these should be passed only if x64:
@@ -185,12 +186,12 @@ v8_torque = rule(
         "srcs": attr.label_list(allow_files = True, mandatory = True),
         "extras": attr.string_list(),
         "tool": attr.label(
-            default = "//:torque",
+            default = ":torque",
             allow_files = True,
             executable = True,
             cfg = "target",
         ),
-        "_v8_annotate_torque_ir": attr.label(default = "//:v8_annotate_torque_ir"),
+        "_v8_annotate_torque_ir": attr.label(default = ":v8_annotate_torque_ir"),
     },
 )
 
@@ -217,7 +218,7 @@ v8_mksnapshot = rule(
     implementation = _mksnapshot,
     attrs = {
         "tool": attr.label(
-            default = "//:mksnapshot",
+            default = ":mksnapshot",
             allow_files = True,
             executable = True,
             cfg = "target",