Auto merge of #11567 - ConnorGBrewster:no_unused, r=metajack

removed unused imports

<!-- Thank you for contributing to Servo! Please replace each `[ ]` by `[X]` when the step is complete, and replace `__` with appropriate data: -->
- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors
- [X] These changes do not require tests because removing unused imports

<!-- Pull requests that do not address these steps are welcome, but they will require additional verification as part of the review process. -->

<!-- Reviewable:start -->
---
This change is [<img src="https://reviewable.io/review_button.svg" height="35" align="absmiddle" alt="Reviewable"/>](https://reviewable.io/reviews/servo/servo/11567)
<!-- Reviewable:end -->

components/script/dom/bindings/global.rs

@@ -25,8 +25,7 @@ use profile_traits::{mem, time};
 use script_runtime::{CommonScriptMsg, ScriptChan, ScriptPort};
 use script_thread::{MainThreadScriptChan, ScriptThread};
 use script_traits::{MsDuration, ScriptMsg as ConstellationMsg, TimerEventRequest};
-use task_source::TaskSource;
-use task_source::dom_manipulation::{DOMManipulationTask, DOMManipulationTaskSource};
+use task_source::dom_manipulation::DOMManipulationTaskSource;
 use timers::{OneshotTimerCallback, OneshotTimerHandle};
 use url::Url;
 

components/script/dom/document.rs

@@ -123,7 +123,6 @@ use string_cache::{Atom, QualName};
 use style::context::ReflowGoal;
 use style::restyle_hints::ElementSnapshot;
 use style::servo::Stylesheet;
-use task_source::dom_manipulation::DOMManipulationTask;
 use time;
 use url::Url;
 use url::percent_encoding::percent_decode;

components/script/dom/htmlscriptelement.rs

@@ -19,7 +19,6 @@ use dom::bindings::str::DOMString;
 use dom::document::Document;
 use dom::element::{AttributeMutation, Element, ElementCreator};
 use dom::event::{Event, EventBubbles, EventCancelable};
-use dom::eventtarget::EventTarget;
 use dom::htmlelement::HTMLElement;
 use dom::node::{ChildrenMutation, CloneChildrenFlag, Node};
 use dom::node::{document_from_node, window_from_node};
@@ -40,7 +39,6 @@ use std::cell::Cell;
 use std::mem;
 use std::sync::{Arc, Mutex};
 use string_cache::Atom;
-use task_source::dom_manipulation::DOMManipulationTask;
 use url::Url;
 use util::str::{HTML_SPACE_CHARACTERS, StaticStringVec};
 

components/script/dom/window.rs

@@ -81,8 +81,7 @@ use style::context::ReflowGoal;
 use style::error_reporting::ParseErrorReporter;
 use style::properties::longhands::overflow_x;
 use style::selector_impl::PseudoElement;
-use task_source::TaskSource;
-use task_source::dom_manipulation::{DOMManipulationTaskSource, DOMManipulationTask};
+use task_source::dom_manipulation::DOMManipulationTaskSource;
 use task_source::file_reading::FileReadingTaskSource;
 use task_source::history_traversal::HistoryTraversalTaskSource;
 use task_source::networking::NetworkingTaskSource;