Working patch set for chromium main as of June 10, gtk4 plus wayland hw decode. Also GN arg-list

gistfile1.txt

use_system_zlib=true
use_system_lcms2=true
v8_symbol_level=0
blink_symbol_level=0
build_dawn_tests=false
build_libsrtp_tests=false
bundle_widevine_cdm=true
cast_is_debug=false
is_debug=false

#disable cc_wrapper if you don't know that your have ccache enabled
cc_wrapper="ccache"

host_cpu="x64"
target_cpu="x64"
current_cpu="x64"
target_os="linux"
current_os="linux"
enable_cast_renderer=true
enable_chromium_runtime_cast_renderer=true
enable_expensive_dchecks=false
enable_nacl=false
enable_nocompile_tests=false
enable_platform_encrypted_hevc=true
enable_platform_hevc=true
enable_platform_hevc_decoding=true
enable_platform_mpeg_h_audio=true
enable_widevine=true
exclude_unwind_tables=true
ffmpeg_branding="Chrome"
is_clang=true
is_debug=false
is_official_build=true
perfetto_force_dcheck="off"
rtc_enable_protobuf=false
strip_debug_info=true
proprietary_codecs=true
rtc_build_examples=false
supports_subzero=true
symbol_level=0
thin_lto_enable_optimizations=true
treat_warnings_as_errors=false
use_lld=true
enable_profiling = false
is_component_build=false
disable_fieldtrial_testing_config=true
enable_vr=false
enable_perfetto_unittests=false
enable_perfetto_integration_tests=false
tests_have_location_tags=false
use_system_wayland_scanner=true
use_libinput=true
use_bundled_weston=false
use_base_test_suite=false
optimize_webui=true
link_pulseaudio=true
gtk_version=4
enable_stripping=true
optional_trace_events_enabled=false
rtc_disable_metrics=true
rtc_disable_trace_events=true
rtc_disable_logging=true
rtc_disable_check_msg=true
symbol_level=0
enable_perfetto_platform_services=false
enable_playready=true
use_sysroot=false
ignore_missing_widevine_signing_cert=true
optional_trace_events_enabled=false
ozone_auto_platforms=true
use_ozone=true
use_system_minigbm=true
use_system_libdrm=true
use_xkbcommon=true
use_glib=true
use_gtk=true
ozone_platform_drm=true
rtc_exclude_field_trial_default=true
rtc_link_pipewire=true
rtc_use_pipewire=true
use_libinput=true
mojo_media_services=["video_decoder", "cdm", "renderer"]
angle_enable_vulkan_system_info=true
enable_remoting=false
is_cfi=false
skia_use_dawn=true
enable_browser_speech_service=false
enable_screen_ai_service=true
enable_speech_service=false
use_lto_in_rustc_linking=true

gtk+wayland-hw-decode-chromium-06102022.patch

diff --git a/ui/ozone/platform/wayland/ozone_platform_wayland.cc b/ui/ozone/platform/wayland/ozone_platform_wayland.cc
index b8f90a13a04bc..7a4489fc8bd42 100644
--- a/ui/ozone/platform/wayland/ozone_platform_wayland.cc
+++ b/ui/ozone/platform/wayland/ozone_platform_wayland.cc
@@ -288,6 +288,9 @@ class OzonePlatformWayland : public OzonePlatform,
       // their position on screens and always assume they are located at some
       // arbitrary position.
       properties->supports_global_screen_coordinates = false;
+      
+      // support vaapi
+      properties->supports_vaapi = true;
 
       initialised = true;
     }
diff --git a/ui/gtk/gtk_util.cc b/ui/gtk/gtk_util.cc
index 54b8dd6641649..65aef4a01e0ec 100644
--- a/ui/gtk/gtk_util.cc
+++ b/ui/gtk/gtk_util.cc
@@ -691,7 +691,7 @@ GdkTexture* GetTextureFromRenderNode(GskRenderNode* node) {
   DCHECK(GtkCheckVersion(4));
   struct {
     GskRenderNodeType node_type;
-    GskRenderNode* (*get_child)(GskRenderNode*);
+    GskRenderNode* (*get_child)(const GskRenderNode*);
   } constexpr simple_getters[] = {
       {GSK_TRANSFORM_NODE, gsk_transform_node_get_child},
       {GSK_OPACITY_NODE, gsk_opacity_node_get_child},
@@ -705,8 +705,8 @@ GdkTexture* GetTextureFromRenderNode(GskRenderNode* node) {
   };
   struct {
     GskRenderNodeType node_type;
-    guint (*get_n_children)(GskRenderNode*);
-    GskRenderNode* (*get_child)(GskRenderNode*, guint);
+    guint (*get_n_children)(const GskRenderNode*);
+    GskRenderNode* (*get_child)(const GskRenderNode*, guint);
   } constexpr container_getters[] = {
       {GSK_CONTAINER_NODE, gsk_container_node_get_n_children,
        gsk_container_node_get_child},
diff --git a/ui/gtk/gsk.sigs b/ui/gtk/gsk.sigs
index 4f3a8650fb715..f362dabafcf4b 100644
--- a/ui/gtk/gsk.sigs
+++ b/ui/gtk/gsk.sigs
@@ -1,16 +1,16 @@
-GskRenderNodeType gsk_render_node_get_node_type(GskRenderNode* node);
+GskRenderNodeType gsk_render_node_get_node_type(const GskRenderNode* node);
 void gsk_render_node_unref(GskRenderNode* node);
-GskRenderNode* gsk_transform_node_get_child(GskRenderNode* node);
-GskRenderNode* gsk_opacity_node_get_child(GskRenderNode* node);
-GskRenderNode* gsk_color_matrix_node_get_child(GskRenderNode* node);
-GskRenderNode* gsk_repeat_node_get_child(GskRenderNode* node);
-GskRenderNode* gsk_clip_node_get_child(GskRenderNode* node);
-GskRenderNode* gsk_rounded_clip_node_get_child(GskRenderNode* node);
-GskRenderNode* gsk_shadow_node_get_child(GskRenderNode* node);
-GskRenderNode* gsk_blur_node_get_child(GskRenderNode* node);
-GskRenderNode* gsk_debug_node_get_child(GskRenderNode* node);
-GskRenderNode* gsk_container_node_get_child(GskRenderNode* node, guint idx);
-GskRenderNode* gsk_gl_shader_node_get_child(GskRenderNode* node, guint idx);
-guint gsk_container_node_get_n_children(GskRenderNode* node);
-guint gsk_gl_shader_node_get_n_children(GskRenderNode* node);
-GdkTexture* gsk_texture_node_get_texture(GskRenderNode* node);
+GskRenderNode* gsk_transform_node_get_child(const GskRenderNode* node);
+GskRenderNode* gsk_opacity_node_get_child(const GskRenderNode* node);
+GskRenderNode* gsk_color_matrix_node_get_child(const GskRenderNode* node);
+GskRenderNode* gsk_repeat_node_get_child(const GskRenderNode* node);
+GskRenderNode* gsk_clip_node_get_child(const GskRenderNode* node);
+GskRenderNode* gsk_rounded_clip_node_get_child(const GskRenderNode* node);
+GskRenderNode* gsk_shadow_node_get_child(const GskRenderNode* node);
+GskRenderNode* gsk_blur_node_get_child(const GskRenderNode* node);
+GskRenderNode* gsk_debug_node_get_child(const GskRenderNode* node);
+GskRenderNode* gsk_container_node_get_child(const GskRenderNode* node, guint idx);
+GskRenderNode* gsk_gl_shader_node_get_child(const GskRenderNode* node, guint idx);
+guint gsk_container_node_get_n_children(const GskRenderNode* node);
+guint gsk_gl_shader_node_get_n_children(const GskRenderNode* node);
+GdkTexture* gsk_texture_node_get_texture(const GskRenderNode* node);