getObserverAt 208 base/android/java/src/org/chromium/base/ObserverList.java ObserverList.this.getObserverAt(lookupIndex) == null) { getObserverAt 221 base/android/java/src/org/chromium/base/ObserverList.java while (mIndex < mListEndMarker && ObserverList.this.getObserverAt(mIndex) == null) { getObserverAt 224 base/android/java/src/org/chromium/base/ObserverList.java if (mIndex < mListEndMarker) return ObserverList.this.getObserverAt(mIndex++);