WebContentsObserver update for PlzNavigate methods

chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanelContent.java

Index: chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanelContent.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanelContent.java b/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanelContent.java
index f13b2897fcf7d36a2d6d0c40830118212f33780d..52e3d51daa99c57d59107a201b60ec6e6e5815c9 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanelContent.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/OverlayPanelContent.java
@@ -299,22 +299,23 @@ public class OverlayPanelContent {
                     }
 
                     @Override
-                    public void didStartProvisionalLoadForFrame(long frameId, long parentFrameId,
-                            boolean isMainFrame, String validatedUrl, boolean isErrorPage) {
-                        if (isMainFrame) {
-                            mContentDelegate.onMainFrameLoadStarted(validatedUrl,
-                                    !TextUtils.equals(validatedUrl, mLoadedUrl));
+                    public void didStartNavigation(
+                            String url, boolean isInMainFrame, boolean isErrorPage) {
+                        if (isInMainFrame) {
+                            mContentDelegate.onMainFrameLoadStarted(
+                                    url, !TextUtils.equals(url, mLoadedUrl));
                         }
                     }
 
                     @Override
-                    public void didNavigateMainFrame(String url, String baseUrl,
-                            boolean isNavigationToDifferentPage, boolean isNavigationInPage,
-                            int httpResultCode) {
+                    public void didFinishNavigation(String url, boolean isInMainFrame,
+                            boolean isErrorPage, boolean hasCommitted, boolean isSamePage,
+                            boolean isReload) {
+                        if (!isInMainFrame) return;
+
                         mIsProcessingPendingNavigation = false;
-                        mContentDelegate.onMainFrameNavigation(url,
-                                !TextUtils.equals(url, mLoadedUrl),
-                                isHttpFailureCode(httpResultCode));
+                        mContentDelegate.onMainFrameNavigation(
+                                url, !TextUtils.equals(url, mLoadedUrl), isErrorPage);
                     }
 
                     @Override
@@ -433,13 +434,6 @@ public class OverlayPanelContent {
     }
 
     /**
-     * @return Whether the given HTTP result code represents a failure or not.
-     */
-    private boolean isHttpFailureCode(int httpResultCode) {
-        return httpResultCode <= 0 || httpResultCode >= 400;
-    }
-
-    /**
      * @return true if the ContentViewCore is visible on the page.
      */
     public boolean isContentShowing() {