servoshell: Update all egui dependencies and group them for dependabot (#32683)

This updates egui, making the necessary changes to maintain behavior. In
addition, it groups dependencies so that they are updated in a single PR
by dependabot, avoiding manual work.

.github/dependabot.yml

@@ -15,6 +15,12 @@ updates:
          - "glib*"
          - "gobject*"
          - "gstreamer*"
+  groups:
+    egui-related:
+       patterns:
+         - "egui"
+         - "egui_glow"
+         - "egui-winit"
   ignore:
   # Ignore all stylo crates as their upgrades are coordinated via companion PRs.
   - dependency-name: servo_atoms

Cargo.lock

@@ -1471,20 +1471,22 @@ dependencies = [
 
 [[package]]
 name = "ecolor"
-version = "0.26.2"
+version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "03cfe80b1890e1a8cdbffc6044d6872e814aaf6011835a2a5e2db0e5c5c4ef4e"
+checksum = "d2cabe0a45c3736c274bc650ca02ab293eb2ad1a3870f6033590ca7a3ee9963c"
 dependencies = [
  "bytemuck",
+ "emath",
 ]
 
 [[package]]
 name = "egui"
-version = "0.26.2"
+version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "180f595432a5b615fc6b74afef3955249b86cfea72607b40740a4cd60d5297d0"
+checksum = "9dce16991290ee6395f3780b9b0db15bf0368bce2f31f2e9ba276d26e4b09cda"
 dependencies = [
  "ahash",
+ "emath",
  "epaint",
  "log",
  "nohash-hasher",
@@ -1492,10 +1494,11 @@ dependencies = [
 
 [[package]]
 name = "egui-winit"
-version = "0.26.2"
+version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aa4d44f8d89f70d4480545eb2346b76ea88c3022e9f4706cebc799dbe8b004a2"
+checksum = "ef6d149cc9db915f34df8a90eb81853c9376044fc938f67d848729b27c6b0128"
 dependencies = [
+ "ahash",
  "arboard",
  "egui",
  "log",
@@ -1507,10 +1510,11 @@ dependencies = [
 
 [[package]]
 name = "egui_glow"
-version = "0.26.2"
+version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a08e3be8728b4c59493dbfec041c657e6725bdeafdbd49aef3f1dbb9e551fa01"
+checksum = "fa80fb1b442fdf521db80dd3fb8fd01cf885f428c1b16d62959a249909bf541e"
 dependencies = [
+ "ahash",
  "bytemuck",
  "egui",
  "egui-winit",
@@ -1530,9 +1534,9 @@ checksum = "60b1af1c220855b6ceac025d3f6ecdd2b7c4894bfe9cd9bda4fbb4bc7c0d4cf0"
 
 [[package]]
 name = "emath"
-version = "0.26.2"
+version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6916301ecf80448f786cdf3eb51d9dbdd831538732229d49119e2d4312eaaf09"
+checksum = "275f98c04af8359eeef56af16dfafd2bc7a65d9c0e5f2f00918057ca90a9fba8"
 dependencies = [
  "bytemuck",
 ]
@@ -1638,9 +1642,9 @@ dependencies = [
 
 [[package]]
 name = "epaint"
-version = "0.26.2"
+version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "77b9fdf617dd7f58b0c8e6e9e4a1281f730cde0831d40547da446b2bb76a47af"
+checksum = "205d6fcd02317e3e06cb32d28f821dd549b14ab12da6ff283dda57c4ebe4cb45"
 dependencies = [
  "ab_glyph",
  "ahash",

ports/servoshell/Cargo.toml

@@ -93,9 +93,9 @@ ohos-sys = { git = "https://github.com/jschwe/ohos-sys.git" }
 # For optional feature servo_allocator/use-system-allocator
 servo_allocator = { path = "../../components/allocator" }
 arboard = { version = "3" }
-egui = { version = "0.26.2" }
-egui_glow = { version = "0.26.2", features = ["winit"] }
-egui-winit = { version = "0.26.2", default-features = false, features = ["clipboard", "wayland"] }
+egui = { version = "0.28.0" }
+egui_glow = { version = "0.28.0", features = ["winit"] }
+egui-winit = { version = "0.28.0", default-features = false, features = ["clipboard", "wayland"] }
 euclid = { workspace = true }
 gilrs = "0.10.7"
 gleam = { workspace = true }

ports/servoshell/desktop/minibrowser.rs

@@ -8,7 +8,7 @@ use std::sync::Arc;
 use std::time::Instant;
 
 use egui::{
-    pos2, CentralPanel, Color32, Frame, Key, Modifiers, PaintCallback, Pos2, Spinner,
+    pos2, CentralPanel, Color32, Frame, Key, Label, Modifiers, PaintCallback, Pos2, Spinner,
     TopBottomPanel, Vec2,
 };
 use egui_glow::CallbackFn;
@@ -245,18 +245,6 @@ impl Minibrowser {
             };
             let mut embedder_events = vec![];
 
-            if let Some(status_text) = &self.status_text {
-                let position = Some(pos2(0.0, ctx.available_rect().max.y));
-                egui::containers::popup::show_tooltip_at(
-                    ctx,
-                    "tooltip_for_status_text".into(),
-                    position,
-                    |ui| {
-                        ui.label(status_text.clone());
-                    },
-                );
-            }
-
             CentralPanel::default()
                 .frame(Frame::none())
                 .show(ctx, |ui| {
@@ -282,6 +270,17 @@ impl Minibrowser {
                     let Some(servo_fbo) = servo_framebuffer_id else {
                         return;
                     };
+
+                    if let Some(status_text) = &self.status_text {
+                        egui::containers::popup::show_tooltip_at(
+                            ctx,
+                            ui.layer_id(),
+                            "tooltip layer".into(),
+                            pos2(0.0, ctx.available_rect().max.y),
+                            |ui| ui.add(Label::new(status_text.clone()).extend()),
+                        );
+                    }
+
                     ui.painter().add(PaintCallback {
                         rect,
                         callback: Arc::new(CallbackFn::new(move |info, painter| {