add new types to rebaseline tests

These are new externs from JSCompiler upstream.

Author: evmar

src/test/java/com/google/javascript/clutz/testdata/general_with_platform.d.ts

@@ -627,6 +627,21 @@ declare namespace ಠ_ಠ.clutz {
   }
 }
 // Generated from externs.zip//w3c_navigation_timing.js
+declare namespace ಠ_ಠ.clutz {
+  /**
+   * https://wicg.github.io/largest-contentful-paint/#largestcontentfulpaint
+   */
+  class LargestContentfulPaint extends PerformanceEntry {
+    private noStructuralTyping_LargestContentfulPaint : any;
+    element : GlobalElement | null ;
+    id : string ;
+    loadTime : number ;
+    renderTime : number ;
+    size : number ;
+    url : string ;
+  }
+}
+// Generated from externs.zip//w3c_navigation_timing.js
 declare namespace ಠ_ಠ.clutz {
   /**
    * https://wicg.github.io/layout-instability/#sec-layout-shift
@@ -638,6 +653,27 @@ declare namespace ಠ_ಠ.clutz {
     value : number ;
   }
 }
+// Generated from externs.zip//w3c_navigation_timing.js
+declare namespace ಠ_ಠ.clutz {
+  /**
+   * https://wicg.github.io/event-timing/#sec-performance-event-timing
+   */
+  class PerformanceEventTiming extends PerformanceEntry {
+    private noStructuralTyping_PerformanceEventTiming : any;
+    cancelable : boolean ;
+    processingEnd : number ;
+    processingStart : number ;
+  }
+}
+// Generated from externs.zip//w3c_navigation_timing.js
+declare namespace ಠ_ಠ.clutz {
+  /**
+   * https://w3c.github.io/paint-timing/#sec-PerformancePaintTiming
+   */
+  class PerformancePaintTiming extends PerformanceEntry {
+    private noStructuralTyping_PerformancePaintTiming : any;
+  }
+}
 // Generated from externs.zip//w3c_rtc.js
 declare namespace ಠ_ಠ.clutz {
   class BlobEvent extends GlobalEvent {