Remove unnecessary page loading in ContentShellActivity

content/shell/android/shell_apk/src/org/chromium/content_shell_apk/ContentShellActivity.java

Index: content/shell/android/shell_apk/src/org/chromium/content_shell_apk/ContentShellActivity.java
diff --git a/content/shell/android/shell_apk/src/org/chromium/content_shell_apk/ContentShellActivity.java b/content/shell/android/shell_apk/src/org/chromium/content_shell_apk/ContentShellActivity.java
index af13bbfe3d446b90957de44038eb1e67b5cbb59d..881bfc0fe488378699dbba72edd7ddcad11bfac9 100644
--- a/content/shell/android/shell_apk/src/org/chromium/content_shell_apk/ContentShellActivity.java
+++ b/content/shell/android/shell_apk/src/org/chromium/content_shell_apk/ContentShellActivity.java
@@ -42,6 +42,7 @@ public class ContentShellActivity extends Activity {
     private ShellManager mShellManager;
     private ActivityWindowAndroid mWindowAndroid;
     private Intent mLastSentIntent;
+    private String mStartupUrl;
 
     @Override
     @SuppressFBWarnings("DM_EXIT")
@@ -81,9 +82,9 @@ public class ContentShellActivity extends Activity {
         mWindowAndroid.setAnimationPlaceholderView(
                 mShellManager.getContentViewRenderView().getSurfaceView());
 
-        String startupUrl = getUrlFromIntent(getIntent());
-        if (!TextUtils.isEmpty(startupUrl)) {
-            mShellManager.setStartupUrl(Shell.sanitizeUrl(startupUrl));
+        mStartupUrl = getUrlFromIntent(getIntent());
+        if (!TextUtils.isEmpty(mStartupUrl)) {
+            mShellManager.setStartupUrl(Shell.sanitizeUrl(mStartupUrl));
         }
 
         if (CommandLine.getInstance().hasSwitch(ContentSwitches.RUN_LAYOUT_TEST)) {
@@ -118,7 +119,13 @@ public class ContentShellActivity extends Activity {
     }
 
     private void finishInitialization(Bundle savedInstanceState) {
-        String shellUrl = ShellManager.DEFAULT_SHELL_URL;
+        String shellUrl;
+        if (!TextUtils.isEmpty(mStartupUrl)) {
+            shellUrl = mStartupUrl;
+        } else {
+            shellUrl = ShellManager.DEFAULT_SHELL_URL;
+        }
+
         if (savedInstanceState != null
                 && savedInstanceState.containsKey(ACTIVE_SHELL_URL_KEY)) {
             shellUrl = savedInstanceState.getString(ACTIVE_SHELL_URL_KEY);