DevTools: remove invalidateSize from Widget, make show/hideWidget receive no params.

third_party/WebKit/Source/devtools/front_end/ui/SplitWidget.js

Index: third_party/WebKit/Source/devtools/front_end/ui/SplitWidget.js
diff --git a/third_party/WebKit/Source/devtools/front_end/ui/SplitWidget.js b/third_party/WebKit/Source/devtools/front_end/ui/SplitWidget.js
index 9140d9215500c8e9b9aee7305e8c9028eded82b1..0f92ea648a4d27472bbe3771b02116f79767bd7e 100644
--- a/third_party/WebKit/Source/devtools/front_end/ui/SplitWidget.js
+++ b/third_party/WebKit/Source/devtools/front_end/ui/SplitWidget.js
@@ -142,7 +142,7 @@ UI.SplitWidget = class extends UI.Widget {
       widget.element.classList.remove('insertion-point-sidebar');
       widget.attach(this);
       if (this._showMode === UI.SplitWidget.ShowMode.OnlyMain || this._showMode === UI.SplitWidget.ShowMode.Both)
-        widget.showWidget(this.element);
+        widget.showWidget();
     }
     this.resumeInvalidations();
   }
@@ -162,7 +162,7 @@ UI.SplitWidget = class extends UI.Widget {
       widget.element.classList.remove('insertion-point-main');
       widget.attach(this);
       if (this._showMode === UI.SplitWidget.ShowMode.OnlySidebar || this._showMode === UI.SplitWidget.ShowMode.Both)
-        widget.showWidget(this.element);
+        widget.showWidget();
     }
     this.resumeInvalidations();
   }
@@ -283,9 +283,9 @@ UI.SplitWidget = class extends UI.Widget {
       if (sideToShow) {
         // Make sure main is first in the children list.
         if (sideToShow === this._mainWidget)
-          this._mainWidget.showWidget(this.element);
+          this._mainWidget.showWidget();
         else
-          this._sidebarWidget.showWidget(this.element);
+          this._sidebarWidget.showWidget();
       }
       if (sideToHide)
         sideToHide.hideWidget();
@@ -343,9 +343,9 @@ UI.SplitWidget = class extends UI.Widget {
     // Make sure main is the first in the children list.
     this.suspendInvalidations();
     if (this._sidebarWidget)
-      this._sidebarWidget.showWidget(this.element);
+      this._sidebarWidget.showWidget();
     if (this._mainWidget)
-      this._mainWidget.showWidget(this.element);
+      this._mainWidget.showWidget();
     this.resumeInvalidations();
     // Order widgets in DOM properly.
     this.setSecondIsSidebar(this._secondIsSidebar);