[DevTools] Move console viewport to console, rename StaticViewportControl.

third_party/WebKit/Source/devtools/front_end/console/ConsoleViewport.js

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 13 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 /**
  * @unrestricted
  */
-UI.ViewportControl = class {
+Console.ConsoleViewport = class {
   /**
-   * @param {!UI.ViewportControl.Provider} provider
+   * @param {!Console.ConsoleViewportProvider} provider
    */
   constructor(provider) {
     this.element = createElement('div');
     this.element.style.overflow = 'auto';
     this._topGapElement = this.element.createChild('div');
     this._topGapElement.style.height = '0px';
     this._topGapElement.style.color = 'transparent';
     this._contentElement = this.element.createChild('div');
     this._bottomGapElement = this.element.createChild('div');
     this._bottomGapElement.style.height = '0px';
@@ skipping 74 matching lines @@
 
   invalidate() {
     delete this._cumulativeHeights;
     delete this._cachedProviderElements;
     this._itemCount = this._provider.itemCount();
     this.refresh();
   }
 
   /**
    * @param {number} index
-   * @return {?UI.ViewportElement}
+   * @return {?Console.ConsoleViewportElement}
    */
   _providerElement(index) {
     if (!this._cachedProviderElements)
       this._cachedProviderElements = new Array(this._itemCount);
     var element = this._cachedProviderElements[index];
     if (!element) {
       element = this._provider.itemElement(index);
       this._cachedProviderElements[index] = element;
     }
     return element;
@@ skipping 207 matching lines @@
       // Proactively render more rows in case some of them will be collapsed without triggering refresh. @see crbug.com/390169
       this._lastActiveIndex = this._firstActiveIndex + Math.ceil(activeHeight / this._provider.minimumRowHeight()) - 1;
       this._lastActiveIndex = Math.min(this._lastActiveIndex, this._itemCount - 1);
     }
 
     var topGapHeight = this._cumulativeHeights[this._firstActiveIndex - 1] || 0;
     var bottomGapHeight =
         this._cumulativeHeights[this._cumulativeHeights.length - 1] - this._cumulativeHeights[this._lastActiveIndex];
 
     /**
-     * @this {UI.ViewportControl}
+     * @this {Console.ConsoleViewport}
      */
     function prepare() {
       this._topGapElement.style.height = topGapHeight + 'px';
       this._bottomGapElement.style.height = bottomGapHeight + 'px';
       this._topGapElement._active = !!topGapHeight;
       this._bottomGapElement._active = !!bottomGapHeight;
       this._contentElement.style.setProperty('height', '10000000px');
     }
 
     if (isInvalidating)
@@ skipping 200 matching lines @@
    */
   _visibleHeight() {
     // Use offsetHeight instead of clientHeight to avoid being affected by horizontal scroll.
     return this.element.offsetHeight;
   }
 };
 
 /**
  * @interface
  */
-UI.ViewportControl.Provider = function() {};
+Console.ConsoleViewportProvider = function() {};
 
-UI.ViewportControl.Provider.prototype = {
+Console.ConsoleViewportProvider.prototype = {
   /**
    * @param {number} index
    * @return {number}
    */
   fastHeight(index) {
     return 0;
   },
 
   /**
    * @return {number}
    */
   itemCount() {
     return 0;
   },
 
   /**
    * @return {number}
    */
   minimumRowHeight() {
     return 0;
   },
 
   /**
    * @param {number} index
-   * @return {?UI.ViewportElement}
+   * @return {?Console.ConsoleViewportElement}
    */
   itemElement(index) {
     return null;
   }
 };
 
 /**
  * @interface
  */
-UI.ViewportElement = function() {};
-UI.ViewportElement.prototype = {
+Console.ConsoleViewportElement = function() {};
+Console.ConsoleViewportElement.prototype = {
   willHide() {},
 
   wasShown() {},
 
   /**
    * @return {!Element}
    */
   element() {},
 };
-
-/**
- * @implements {UI.ViewportElement}
- * @unrestricted
- */
-UI.StaticViewportElement = class {
-  /**
-   * @param {!Element} element
-   */
-  constructor(element) {
-    this._element = element;
-  }
-
-  /**
-   * @override
-   */
-  willHide() {
-  }
-
-  /**
-   * @override
-   */
-  wasShown() {
-  }
-
-  /**
-   * @override
-   * @return {!Element}
-   */
-  element() {
-    return this._element;
-  }
-};