[New Tab Page] Reset default parameters for NTP title.html, adding param for multiline.

chrome/browser/resources/local_ntp/local_ntp_design.js

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 
 /**
  * @fileoverview Specifications for NTP design.
  */
 
  var THUMBNAIL_FALLBACK = {
    DOT: 'dot'  // Draw single dot.
  };
 
 
 /**
  * Specifications for an NTP design (not comprehensive).
  *
  * fakeboxWingSize: Extra distance for fakebox to extend beyond beyond the list
  *   of tiles.
  * fontFamily: Font family to use for title and thumbnail iframes.
  * fontSize: Font size to use for the iframes, in px.
  * mainClass: Class applied to #ntp-contents to control CSS.
+ * numTitleLines: Number of lines to display in titles.
  * showFavicon: Whether to show favicon.
  * thumbnailTextColor: The 4-component color that thumbnail iframe may use to
  *   display text message in place of missing thumbnail.
  * thumbnailFallback: (Optional) A value in THUMBNAIL_FALLBACK to specify the
  *   thumbnail fallback strategy. If unassigned, then the thumbnail.html
  *   iframe would handle the fallback.
  * tileWidth: The width of each suggestion tile, in px.
  * tileMargin: Spacing between successive tiles, in px.
  * titleColor: The 4-component color of title text.
  * titleColorAgainstDark: The 4-component color of title text against a dark
  *   theme.
  * titleTextAlign: (Optional) The alignment of title text. If unspecified, the
  *   default value is 'center'.
  * titleTextFade: (Optional) The number of pixels beyond which title
  *   text begins to fade. This overrides the default ellipsis style.
  *
  * @const {{
  *   fakeboxWingSize: number,
  *   fontFamily: string,
  *   fontSize: number,
  *   mainClass: string,
+ *   numTitleLines: number,
  *   showFavicon: boolean,
  *   thumbnailTextColor: string,
  *   thumbnailFallback: string|null|undefined,
  *   tileWidth: number,
  *   tileMargin: number,
  *   titleColor: string,
  *   titleColorAgainstDark: string,
  *   titleTextAlign: string|null|undefined,
  *   titleTextFade: number|null|undefined
  * }}
  */
 var NTP_DESIGN = {
   fakeboxWingSize: 0,
   fontFamily: 'arial, sans-serif',
   fontSize: 12,
   mainClass: 'thumb-ntp',
+  numTitleLines: 1,
   showFavicon: true,
   thumbnailTextColor: [50, 50, 50, 255],
   thumbnailFallback: THUMBNAIL_FALLBACK.DOT,
   tileWidth: 156,
   tileMargin: 16,
   titleColor: [50, 50, 50, 255],
   titleColorAgainstDark: [210, 210, 210, 255],
   titleTextAlign: 'inherit',
   titleTextFade: 122 - 36  // 112px wide title with 32 pixel fade at end.
 };
 
 
 /**
  * Modifies NTP_DESIGN parameters for icon NTP.
  */
 function modifyNtpDesignForIcons() {
   NTP_DESIGN.fakeboxWingSize = 132;
   NTP_DESIGN.mainClass = 'icon-ntp';
+  NTP_DESIGN.numTitleLines = 2;
   NTP_DESIGN.showFavicon = false;
   NTP_DESIGN.thumbnailFallback = null;
   NTP_DESIGN.tileWidth = 48 + 2 * 18;
   NTP_DESIGN.tileMargin = 60 - 18 * 2;
   NTP_DESIGN.titleColor = [120, 120, 120, 255];
   NTP_DESIGN.titleColorAgainstDark = [210, 210, 210, 255];
   NTP_DESIGN.titleTextAlign = 'center';
   delete NTP_DESIGN.titleTextFade;
 }