WebContentsObserver update for PlzNavigate methods

android_webview/java/src/org/chromium/android_webview/AwWebContentsObserver.java

Index: android_webview/java/src/org/chromium/android_webview/AwWebContentsObserver.java
diff --git a/android_webview/java/src/org/chromium/android_webview/AwWebContentsObserver.java b/android_webview/java/src/org/chromium/android_webview/AwWebContentsObserver.java
index 9a444fef9b00c0c7c53fbc506336eb7e4d43cc5c..dab820a535e4d213eb2ee51154f587057769261a 100644
--- a/android_webview/java/src/org/chromium/android_webview/AwWebContentsObserver.java
+++ b/android_webview/java/src/org/chromium/android_webview/AwWebContentsObserver.java
@@ -87,11 +87,17 @@ public class AwWebContentsObserver extends WebContentsObserver {
     }
 
     @Override
-    public void didNavigateMainFrame(final String url, String baseUrl,
-            boolean isNavigationToDifferentPage, boolean isFragmentNavigation, int statusCode) {
+    public void didFinishNavigation(final String url, boolean isInMainFrame, boolean isErrorPage,
+            boolean hasCommitted, boolean isSamePage, boolean isReload) {
+        mCommittedNavigation = true;
+        AwContentsClient client = mAwContentsClient.get();
+        if (client != null) {
+            client.getCallbackHelper().postDoUpdateVisitedHistory(url, isReload);
+        }
+
         // Only invoke the onPageCommitVisible callback when navigating to a different page,
         // but not when navigating to a different fragment within the same page.
-        if (isNavigationToDifferentPage) {
+        if (isInMainFrame && !isSamePage) {
             ThreadUtils.postOnUiThread(new Runnable() {
                 @Override
                 public void run() {
@@ -113,21 +119,11 @@ public class AwWebContentsObserver extends WebContentsObserver {
 
         // This is here to emulate the Classic WebView firing onPageFinished for main frame
         // navigations where only the hash fragment changes.
-        if (isFragmentNavigation) {
-            AwContentsClient client = mAwContentsClient.get();
-            if (client == null) return;
+        if (isSamePage && client != null) {
             client.getCallbackHelper().postOnPageFinished(url);
         }
     }
 
-    @Override
-    public void didNavigateAnyFrame(String url, String baseUrl, boolean isReload) {
-        mCommittedNavigation = true;
-        final AwContentsClient client = mAwContentsClient.get();
-        if (client == null) return;
-        client.getCallbackHelper().postDoUpdateVisitedHistory(url, isReload);
-    }
-
     public boolean didEverCommitNavigation() {
         return mCommittedNavigation;
     }