[cleanup] Shorten some types

Improve some type

Bug: none
Change-Id: I413d2d92907943fdaf2478034c03a480219bee48
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/6298390
Commit-Queue: Ergün Erdoğmuş <[email protected]>
Reviewed-by: Ergün Erdoğmuş <[email protected]>
Commit-Queue: Nikolay Vitkov <[email protected]>
Auto-Submit: Nikolay Vitkov <[email protected]>

Author: Lightning00Blade

front_end/core/sdk/CSSRule.ts

@@ -86,8 +86,8 @@ export class CSSRule {
 
 class CSSValue {
   text: string;
-  range: TextUtils.TextRange.TextRange|undefined;
-  specificity: Protocol.CSS.Specificity|undefined;
+  range?: TextUtils.TextRange.TextRange;
+  specificity?: Protocol.CSS.Specificity;
   constructor(payload: Protocol.CSS.Value) {
     this.text = payload.text;
     if (payload.range) {

front_end/core/sdk/CSSStyleDeclaration.ts

@@ -15,9 +15,9 @@ export class CSSStyleDeclaration {
   readonly #cssModelInternal: CSSModel;
   parentRule: CSSRule|null;
   #allPropertiesInternal!: CSSProperty[];
-  styleSheetId!: Protocol.CSS.StyleSheetId|undefined;
+  styleSheetId?: Protocol.CSS.StyleSheetId;
   range!: TextUtils.TextRange.TextRange|null;
-  cssText!: string|undefined;
+  cssText?: string;
   #shorthandValues!: Map<string, string>;
   #shorthandIsImportant!: Set<string>;
   #activePropertyMap!: Map<string, CSSProperty>;

front_end/core/sdk/RemoteObject.ts

@@ -299,10 +299,17 @@ export class RemoteObjectImpl extends RemoteObject {
   readonly #classNameInternal: string|null;
 
   constructor(
-      runtimeModel: RuntimeModel, objectId: Protocol.Runtime.RemoteObjectId|undefined, type: string,
-      subtype: string|undefined, value: typeof RemoteObject.prototype.value, unserializableValue?: string,
-      description?: string, preview?: Protocol.Runtime.ObjectPreview, customPreview?: Protocol.Runtime.CustomPreview,
-      className?: string) {
+      runtimeModel: RuntimeModel,
+      objectId: Protocol.Runtime.RemoteObjectId|undefined,
+      type: string,
+      subtype: string|undefined,
+      value: typeof RemoteObject.prototype.value,
+      unserializableValue?: string,
+      description?: string,
+      preview?: Protocol.Runtime.ObjectPreview,
+      customPreview?: Protocol.Runtime.CustomPreview,
+      className?: string,
+  ) {
     super();
 
     this.runtimeModelInternal = runtimeModel;

front_end/panels/elements/StylePropertiesSection.ts

@@ -1162,7 +1162,7 @@ export class StylePropertiesSection {
   }
 
   static renderSelectors(
-      selectors: Array<{text: string, specificity: Protocol.CSS.Specificity|undefined}>, matchingSelectors: boolean[],
+      selectors: Array<{text: string, specificity?: Protocol.CSS.Specificity}>, matchingSelectors: boolean[],
       elementToSelectorIndex: WeakMap<Element, number>): DocumentFragment {
     const fragment = document.createDocumentFragment();
     for (const [i, selector] of selectors.entries()) {