Fix incorrect setting of inPageLoad

The inPageLoad flag in Tab.java should be set only when the page is loaded
(onPageStarted) as opposed to when the renderer is created (loadUrl).

Change-Id: I290199e8524d28e9afb75ee4d570afa60bd91b6b
diff --git a/src/com/android/browser/Tab.java b/src/com/android/browser/Tab.java
index fab2ec0..4f183fe 100644
--- a/src/com/android/browser/Tab.java
+++ b/src/com/android/browser/Tab.java
@@ -2016,7 +2016,6 @@
     public void loadUrl(String url, Map<String, String> headers) {
         if (mMainView != null) {
             mPageLoadProgress = INITIAL_PROGRESS;
-            mInPageLoad = true;
             mCurrentState = new PageState(mContext, false, url, null);
             handleJsInterface(mMainView, url);
             mMainView.loadUrl(url, headers);