Ignore DelayedScreenLockIntentHandler exceptions

Not really a good fix, but better than crashing for now.

Bug: 1099819
Change-Id: I50616008ba19a168ad9b1976552dc8e47991dcbc
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2315351
Commit-Queue: Andrew Grieve <agrieve@chromium.org>
Reviewed-by: Ted Choc <tedchoc@chromium.org>
Cr-Commit-Position: refs/heads/master@{#792046}

base/android/java/src/org/chromium/base/JavaExceptionReporter.java

@@ -56,6 +56,19 @@ public class JavaExceptionReporter implements Thread.UncaughtExceptionHandler {
                 PiiElider.sanitizeStacktrace(stackTrace));
     }
 
+    /**
+     * Report and upload the stack trace as if it was a crash. This is very expensive and should
+     * be called rarely and only on the UI thread to avoid corrupting other crash uploads. Ideally
+     * only called in idle handlers.
+     *
+     * @param exception The exception to report.
+     */
+    @UiThread
+    public static void reportException(Throwable exception) {
+        assert ThreadUtils.runningOnUiThread();
+        JavaExceptionReporterJni.get().reportJavaException(false, exception);
+    }
+
     @CalledByNative
     private static void installHandler(boolean crashAfterReport) {
         Thread.setDefaultUncaughtExceptionHandler(new JavaExceptionReporter(

chrome/android/java/src/org/chromium/chrome/browser/DelayedScreenLockIntentHandler.java

@@ -5,6 +5,7 @@
 package org.chromium.chrome.browser;
 
 import android.app.Activity;
+import android.content.ActivityNotFoundException;
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
@@ -12,6 +13,7 @@ import android.content.IntentFilter;
 import android.os.Handler;
 
 import org.chromium.base.ContextUtils;
+import org.chromium.base.JavaExceptionReporter;
 
 import java.lang.ref.WeakReference;
 
@@ -44,7 +46,12 @@ public class DelayedScreenLockIntentHandler extends BroadcastReceiver {
         if (Intent.ACTION_USER_PRESENT.equals(intent.getAction()) && mDeferredIntent != null) {
             Activity activity = mActivity.get();
             if (activity != null) {
-                activity.startActivity(mDeferredIntent);
+                try {
+                    activity.startActivity(mDeferredIntent);
+                } catch (ActivityNotFoundException e) {
+                    // TODO(crbug.com/1099819): Figure out why this happens and fix properly.
+                    JavaExceptionReporter.reportException(e);
+                }
             }
             // Prevent the broadcast receiver from firing intent unexpectedly.
             updateDeferredIntent(null);