Unify particle editors

Author: KoBeWi

doc/classes/CPUParticles3D.xml

@@ -11,6 +11,12 @@
 		<link title="Particle systems (3D)">$DOCS_URL/tutorials/3d/particles/index.html</link>
 	</tutorials>
 	<methods>
+		<method name="capture_aabb" qualifiers="const">
+			<return type="AABB" />
+			<description>
+				Returns the axis-aligned bounding box that contains all the particles that are active in the current frame.
+			</description>
+		</method>
 		<method name="convert_from_particles">
 			<return type="void" />
 			<param index="0" name="particles" type="Node" />

editor/editor_node.cpp

@@ -6750,10 +6750,6 @@ EditorNode::EditorNode() {
 	ED_SHORTCUT("editor/group_selected_nodes", TTR("Group Selected Node(s)"), KeyModifierMask::CMD_OR_CTRL | Key::G);
 	ED_SHORTCUT("editor/ungroup_selected_nodes", TTR("Ungroup Selected Node(s)"), KeyModifierMask::CMD_OR_CTRL | KeyModifierMask::SHIFT | Key::G);
 
-	// Used in the GPUParticles/CPUParticles 2D/3D editor plugins.
-	// The shortcut is Ctrl + R even on macOS, as Cmd + R is used to run the current scene on macOS.
-	ED_SHORTCUT("particles/restart_emission", TTR("Restart Emission"), KeyModifierMask::CTRL | Key::R);
-
 	FileAccess::set_backup_save(EDITOR_GET("filesystem/on_save/safe_save_on_backup_then_rename"));
 
 	_update_vsync_mode();