hardware keyboard support

	 http://b/issue?id=3368141
	 http://b/issue?id=3368100
	 Removed duplicate key handling
	 added focus transition from page to url bar
	 once framework bug http://b/issue?id=3381411
	 is fixed, focus transitions in url bar will be fixed

Change-Id: Id5011e78bf70d51a25a4e01cf31d9e6ad95ceab7
diff --git a/src/com/android/browser/BaseUi.java b/src/com/android/browser/BaseUi.java
index 568a7e9..02d9199 100644
--- a/src/com/android/browser/BaseUi.java
+++ b/src/com/android/browser/BaseUi.java
@@ -32,6 +32,7 @@
 import android.view.Menu;
 import android.view.View;
 import android.view.View.OnClickListener;
+import android.view.View.OnKeyListener;
 import android.view.ViewGroup;
 import android.view.ViewGroup.LayoutParams;
 import android.view.WindowManager;
@@ -113,7 +114,6 @@
         mCustomViewContainer = (FrameLayout) mBrowserFrameLayout
                 .findViewById(R.id.fullscreen_custom_content);
         frameLayout.addView(mBrowserFrameLayout, COVER_SCREEN_PARAMS);
-
     }
 
     /**
@@ -286,6 +286,8 @@
             Log.w(LOGTAG, "mContainer is already attached to content in"
                     + " attachTabToContentView!");
         }
+        mainView.setNextFocusUpId(R.id.url_focused);
+        mainView.setNextFocusDownId(R.id.url_focused);
         mUiController.attachSubWindow(tab);
     }