diff --git a/core/java/android/app/WallpaperManager.java b/core/java/android/app/WallpaperManager.java
index 91398bc..b1c1f30 100644
--- a/core/java/android/app/WallpaperManager.java
+++ b/core/java/android/app/WallpaperManager.java
@@ -635,6 +635,9 @@
                     //Log.v(TAG, "...app returning after sending offsets!");
                 } catch (RemoteException e) {
                     // Ignore.
+                } catch (IllegalArgumentException e) {
+                    // Since this is being posted, it's possible that this windowToken is no longer
+                    // valid, for example, if setWallpaperOffsets is called just before rotation.
                 }
             }
         });
diff --git a/core/java/android/view/GLES20Canvas.java b/core/java/android/view/GLES20Canvas.java
index ac06d2d..d948ec2 100644
--- a/core/java/android/view/GLES20Canvas.java
+++ b/core/java/android/view/GLES20Canvas.java
@@ -154,7 +154,6 @@
     static native void nSetTextureLayerTransform(int layerId, int matrix);
     static native void nDestroyLayer(int layerId);
     static native void nDestroyLayerDeferred(int layerId);
-    static native void nFlushLayer(int layerId);
     static native boolean nCopyLayer(int layerId, int bitmap);
 
     ///////////////////////////////////////////////////////////////////////////
diff --git a/core/java/android/view/GLES20Layer.java b/core/java/android/view/GLES20Layer.java
index 4f25792..fd3b9e5 100644
--- a/core/java/android/view/GLES20Layer.java
+++ b/core/java/android/view/GLES20Layer.java
@@ -60,13 +60,6 @@
         }
         mLayer = 0;
     }
-    
-    @Override
-    void flush() {
-        if (mLayer != 0) {
-            GLES20Canvas.nFlushLayer(mLayer);
-        }
-    }
 
     static class Finalizer {
         private int mLayerId;
diff --git a/core/java/android/view/HardwareLayer.java b/core/java/android/view/HardwareLayer.java
index d5666f3..28389ab 100644
--- a/core/java/android/view/HardwareLayer.java
+++ b/core/java/android/view/HardwareLayer.java
@@ -116,11 +116,6 @@
     abstract void destroy();
 
     /**
-     * Flush the render queue associated with this layer.
-     */
-    abstract void flush();
-
-    /**
      * This must be invoked before drawing onto this layer.
      * @param currentCanvas
      */
diff --git a/core/java/android/view/View.java b/core/java/android/view/View.java
index 3bddeef..dc46d42 100644
--- a/core/java/android/view/View.java
+++ b/core/java/android/view/View.java
@@ -10146,12 +10146,6 @@
                 break;
         }
     }
-    
-    void flushLayer() {
-        if (mLayerType == LAYER_TYPE_HARDWARE && mHardwareLayer != null) {
-            mHardwareLayer.flush();
-        }
-    }
 
     /**
      * <p>Returns a hardware layer that can be used to draw this view again
@@ -10164,9 +10158,6 @@
                 !mAttachInfo.mHardwareRenderer.isEnabled()) {
             return null;
         }
-        
-        if (!mAttachInfo.mHardwareRenderer.validate()) return null;
-        
 
         final int width = mRight - mLeft;
         final int height = mBottom - mTop;
@@ -10241,14 +10232,8 @@
      */
     boolean destroyLayer() {
         if (mHardwareLayer != null) {
-            AttachInfo info = mAttachInfo;
-            if (info != null && info.mHardwareRenderer != null &&
-                    info.mHardwareRenderer.isEnabled()) {
-                if (!info.mHardwareRenderer.validate()) {
-                    mHardwareLayer.destroy();
-                    mHardwareLayer = null;                    
-                }
-            }
+            mHardwareLayer.destroy();
+            mHardwareLayer = null;
             return true;
         }
         return false;
diff --git a/core/java/android/view/ViewGroup.java b/core/java/android/view/ViewGroup.java
index 50b34b0..e366e72 100644
--- a/core/java/android/view/ViewGroup.java
+++ b/core/java/android/view/ViewGroup.java
@@ -2957,16 +2957,6 @@
         if (enabled != mDrawLayers) {
             mDrawLayers = enabled;
             invalidate(true);
-            
-            AttachInfo info = mAttachInfo;
-            if (info != null && info.mHardwareRenderer != null &&
-                    info.mHardwareRenderer.isEnabled()) {
-                if (!info.mHardwareRenderer.validate()) {
-                    enabled = false;
-                }
-            } else {
-                enabled = false;
-            }
 
             // We need to invalidate any child with a layer. For instance,
             // if a child is backed by a hardware layer and we disable layers
@@ -2978,7 +2968,6 @@
             for (int i = 0; i < mChildrenCount; i++) {
                 View child = mChildren[i];
                 if (child.mLayerType != LAYER_TYPE_NONE) {
-                    if (!enabled) child.flushLayer();
                     child.invalidate(true);
                 }
             }
diff --git a/core/java/com/android/internal/widget/DigitalClock.java b/core/java/com/android/internal/widget/DigitalClock.java
index 6f24eba..daefc9a 100644
--- a/core/java/com/android/internal/widget/DigitalClock.java
+++ b/core/java/com/android/internal/widget/DigitalClock.java
@@ -106,7 +106,8 @@
         private String mAmString, mPmString;
 
         AmPm(View parent, Typeface tf) {
-            mAmPmTextView = (TextView) parent.findViewById(R.id.am_pm);
+            // No longer used, uncomment if we decide to use AM/PM indicator again
+            // mAmPmTextView = (TextView) parent.findViewById(R.id.am_pm);
             if (mAmPmTextView != null && tf != null) {
                 mAmPmTextView.setTypeface(tf);
             }
diff --git a/core/jni/android/graphics/SurfaceTexture.cpp b/core/jni/android/graphics/SurfaceTexture.cpp
index ffcd1a0..de2d8c4 100644
--- a/core/jni/android/graphics/SurfaceTexture.cpp
+++ b/core/jni/android/graphics/SurfaceTexture.cpp
@@ -212,10 +212,10 @@
     surfaceTexture->setDefaultBufferSize(width, height);
 }
 
-static void SurfaceTexture_updateTexImage(JNIEnv* env, jobject thiz)
+static jint SurfaceTexture_updateTexImage(JNIEnv* env, jobject thiz)
 {
     sp<SurfaceTexture> surfaceTexture(SurfaceTexture_getSurfaceTexture(env, thiz));
-    surfaceTexture->updateTexImage();
+    return surfaceTexture->updateTexImage();
 }
 
 static void SurfaceTexture_getTransformMatrix(JNIEnv* env, jobject thiz,
@@ -246,7 +246,7 @@
     {"nativeInit",               "(ILjava/lang/Object;Z)V", (void*)SurfaceTexture_init },
     {"nativeFinalize",           "()V",   (void*)SurfaceTexture_finalize },
     {"nativeSetDefaultBufferSize", "(II)V", (void*)SurfaceTexture_setDefaultBufferSize },
-    {"nativeUpdateTexImage",     "()V",   (void*)SurfaceTexture_updateTexImage },
+    {"nativeUpdateTexImage",     "()I",   (void*)SurfaceTexture_updateTexImage },
     {"nativeGetTransformMatrix", "([F)V", (void*)SurfaceTexture_getTransformMatrix },
     {"nativeGetTimestamp",       "()J",   (void*)SurfaceTexture_getTimestamp },
     {"nativeRelease",            "()V",   (void*)SurfaceTexture_release },
diff --git a/core/jni/android_view_GLES20Canvas.cpp b/core/jni/android_view_GLES20Canvas.cpp
index 78b8e8e..4f75fad 100644
--- a/core/jni/android_view_GLES20Canvas.cpp
+++ b/core/jni/android_view_GLES20Canvas.cpp
@@ -718,10 +718,6 @@
     LayerRenderer::destroyLayerDeferred(layer);
 }
 
-static void android_view_GLES20Canvas_flushLayer(JNIEnv* env, jobject clazz, Layer* layer) {
-    LayerRenderer::flushLayer(layer);
-}
-
 static void android_view_GLES20Canvas_drawLayer(JNIEnv* env, jobject clazz,
         OpenGLRenderer* renderer, Layer* layer, jfloat x, jfloat y, SkPaint* paint) {
     renderer->drawLayer(layer, x, y, paint);
@@ -864,7 +860,6 @@
     { "nSetTextureLayerTransform", "(II)V",    (void*) android_view_GLES20Canvas_setTextureLayerTransform },
     { "nDestroyLayer",           "(I)V",       (void*) android_view_GLES20Canvas_destroyLayer },
     { "nDestroyLayerDeferred",   "(I)V",       (void*) android_view_GLES20Canvas_destroyLayerDeferred },
-    { "nFlushLayer",             "(I)V",       (void*) android_view_GLES20Canvas_flushLayer },
     { "nDrawLayer",              "(IIFFI)V",   (void*) android_view_GLES20Canvas_drawLayer },
     { "nCopyLayer",              "(II)Z",      (void*) android_view_GLES20Canvas_copyLayer },
 
diff --git a/core/res/res/drawable-hdpi/transportcontrol_bg.9.png b/core/res/res/drawable-hdpi/transportcontrol_bg.9.png
new file mode 100644
index 0000000..ebd6f8a
--- /dev/null
+++ b/core/res/res/drawable-hdpi/transportcontrol_bg.9.png
Binary files differ
diff --git a/core/res/res/drawable-mdpi/transportcontrol_bg.9.png b/core/res/res/drawable-mdpi/transportcontrol_bg.9.png
new file mode 100644
index 0000000..d5a339f
--- /dev/null
+++ b/core/res/res/drawable-mdpi/transportcontrol_bg.9.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/transportcontrol_bg.9.png b/core/res/res/drawable-xhdpi/transportcontrol_bg.9.png
new file mode 100644
index 0000000..b690a2a
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/transportcontrol_bg.9.png
Binary files differ
diff --git a/core/res/res/layout-sw600dp/keyguard_screen_password_landscape.xml b/core/res/res/layout-sw600dp/keyguard_screen_password_landscape.xml
index b58f081..f972843 100644
--- a/core/res/res/layout-sw600dp/keyguard_screen_password_landscape.xml
+++ b/core/res/res/layout-sw600dp/keyguard_screen_password_landscape.xml
@@ -17,45 +17,69 @@
 */
 -->
 
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="horizontal"
     android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:orientation="vertical">
+    android:layout_height="match_parent">
 
-    <View
-        android:layout_width="match_parent"
-        android:layout_height="0dip"
-        android:layout_weight="1"
-    />
-
+    <!-- left side: status and music -->
     <RelativeLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content">
+        android:layout_height="match_parent"
+        android:layout_weight="1"
+        android:layout_width="0dip"
+        android:gravity="center">
 
-        <!-- left side: status -->
-        <include layout="@layout/keyguard_screen_status_land"
-            android:layout_width="wrap_content"
+        <RelativeLayout android:id="@+id/transport_bg_protect"
+            android:layout_width="512dip"
             android:layout_height="wrap_content"
-            android:layout_marginLeft="102dip"
-            android:paddingTop="50dip"
-            android:layout_centerVertical="true"
-            android:layout_alignParentLeft="true"/>
+            android:layout_marginBottom="24dip">
 
-        <!-- right side: password -->
+            <!-- Music transport control underneath -->
+            <include android:id="@+id/transport"
+                layout="@layout/keyguard_transport_control"
+                android:layout_row="0"
+                android:layout_column="0"
+                android:layout_rowSpan="3"
+                android:layout_columnSpan="1"
+                android:layout_gravity="fill"
+                android:layout_width="match_parent"
+                android:layout_height="512dip"
+                />
+
+            <!-- Status -->
+            <include layout="@layout/keyguard_screen_status_land"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="50dip"
+                android:layout_marginTop="50dip"
+                android:layout_marginBottom="50dip"
+                android:layout_marginRight="64dip"
+                android:layout_alignParentTop="true"
+                android:layout_alignParentLeft="true"/>
+
+        </RelativeLayout>
+
+    </RelativeLayout>
+
+    <!-- right side: password -->
+    <LinearLayout
+        android:layout_width="0dip"
+        android:layout_weight="1"
+        android:layout_height="match_parent"
+        android:orientation="vertical"
+        android:gravity="center">
+
         <LinearLayout
-            android:layout_width="330dip"
-            android:layout_height="wrap_content"
             android:orientation="vertical"
-            android:layout_alignParentRight="true"
-            android:layout_centerVertical="true"
-            android:layout_marginRight="155dip">
-
+            android:layout_width="330dip"
+            android:layout_height="wrap_content">
 
             <LinearLayout
                 android:orientation="horizontal"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:layout_gravity="center_vertical"
+                android:layout_gravity="center"
                 android:background="@drawable/lockscreen_password_field_dark">
 
                 <EditText android:id="@+id/passwordEntry"
@@ -88,6 +112,7 @@
                     android:visibility="gone"
                     />
 
+                <!-- The IME switcher button is only shown in ASCII password mode (not PIN) -->
                 <ImageView android:id="@+id/switch_ime_button"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
@@ -103,33 +128,29 @@
 
             <!-- Numeric keyboard -->
             <com.android.internal.widget.PasswordEntryKeyboardView android:id="@+id/keyboard"
-                android:layout_width="330dip"
+                android:layout_width="match_parent"
                 android:layout_height="330dip"
                 android:background="#40000000"
                 android:layout_marginTop="5dip"
                 android:keyBackground="@drawable/btn_keyboard_key_ics"
                 android:visibility="gone"
             />
+
+            <!-- Emergency call button. Generally not used on tablet devices. -->
+            <Button
+                android:id="@+id/emergencyCallButton"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center_horizontal"
+                android:drawableLeft="@drawable/ic_emergency"
+                android:drawablePadding="8dip"
+                android:text="@string/lockscreen_emergency_call"
+                android:visibility="gone"
+                style="@style/Widget.Button.Transparent"
+            />
+
         </LinearLayout>
 
-    </RelativeLayout>
-
-    <View
-        android:layout_width="match_parent"
-        android:layout_height="0dip"
-        android:layout_weight="1"
-    />
-
-    <!-- emergency call button NOT CURRENTLY USED -->
-    <Button
-        android:id="@+id/emergencyCallButton"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:drawableLeft="@drawable/ic_emergency"
-        android:drawablePadding="8dip"
-        android:text="@string/lockscreen_emergency_call"
-        android:visibility="gone"
-        style="@style/Widget.Button.Transparent"
-    />
+    </LinearLayout>
 
 </LinearLayout>
diff --git a/core/res/res/layout-sw600dp/keyguard_screen_password_portrait.xml b/core/res/res/layout-sw600dp/keyguard_screen_password_portrait.xml
index cadb5f8..8b65b22 100644
--- a/core/res/res/layout-sw600dp/keyguard_screen_password_portrait.xml
+++ b/core/res/res/layout-sw600dp/keyguard_screen_password_portrait.xml
@@ -16,23 +16,48 @@
 ** limitations under the License.
 */
 -->
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
     android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:orientation="vertical">
+    android:layout_height="match_parent">
 
-    <!-- top: status -->
+    <!-- top: status and emergency/forgot pattern buttons -->
     <RelativeLayout
-            android:layout_width="match_parent"
-            android:layout_height="0dip"
-            android:layout_weight="1">
-        <include layout="@layout/keyguard_screen_status_port"
-            android:layout_width="wrap_content"
+        android:layout_height="0dip"
+        android:layout_weight="1"
+        android:layout_width="match_parent"
+        android:gravity="center">
+
+        <RelativeLayout android:id="@+id/transport_bg_protect"
+            android:layout_width="512dip"
             android:layout_height="wrap_content"
-            android:layout_marginTop="134dip"
-            android:layout_marginLeft="266dip"
-            android:layout_alignParentTop="true"
-            android:layout_alignParentLeft="true"/>
+            android:gravity="center">
+
+            <!-- Music transport control -->
+            <include android:id="@+id/transport"
+                layout="@layout/keyguard_transport_control"
+                android:layout_row="0"
+                android:layout_column="0"
+                android:layout_rowSpan="3"
+                android:layout_columnSpan="1"
+                android:layout_gravity="fill"
+                android:layout_width="match_parent"
+                android:layout_height="512dip"
+                />
+
+            <include layout="@layout/keyguard_screen_status_port"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="50dip"
+                android:layout_marginTop="50dip"
+                android:layout_marginBottom="100dip"
+                android:layout_marginRight="64dip"
+                android:layout_alignParentTop="true"
+                android:layout_alignParentLeft="true"/>
+
+        </RelativeLayout>
+
     </RelativeLayout>
 
     <!-- bottom: password -->
diff --git a/core/res/res/layout-sw600dp/keyguard_screen_status_land.xml b/core/res/res/layout-sw600dp/keyguard_screen_status_land.xml
index 3a7c1e1..4fafc3c 100644
--- a/core/res/res/layout-sw600dp/keyguard_screen_status_land.xml
+++ b/core/res/res/layout-sw600dp/keyguard_screen_status_land.xml
@@ -23,15 +23,14 @@
         android:orientation="vertical"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:gravity="left"
-        >
+        android:gravity="right">
 
     <TextView
         android:id="@+id/carrier"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:textAppearance="?android:attr/textAppearanceMedium"
-        android:textSize="17sp"
+        android:textSize="16sp"
         android:drawablePadding="4dip"
         android:layout_marginTop="32dip"
         android:singleLine="true"
@@ -72,19 +71,6 @@
             android:layout_marginBottom="6dip"
             />
 
-        <TextView android:id="@+id/am_pm"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_toRightOf="@id/timeDisplayBackground"
-            android:layout_alignBaseline="@id/timeDisplayBackground"
-            android:singleLine="true"
-            android:ellipsize="none"
-            android:textSize="30sp"
-            android:layout_marginLeft="8dip"
-            android:textAppearance="?android:attr/textAppearanceMedium"
-            android:textColor="@color/lockscreen_clock_am_pm"
-            />
-
     </com.android.internal.widget.DigitalClock>
 
     <LinearLayout
@@ -99,15 +85,16 @@
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:textAppearance="?android:attr/textAppearanceMedium"
-            android:textSize="17sp"/>
+            android:textSize="16sp"/>
 
         <TextView
             android:id="@+id/alarm_status"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_marginLeft="30dip"
+            android:layout_marginLeft="16dip"
             android:textAppearance="?android:attr/textAppearanceMedium"
-            android:textSize="17sp"/>
+            android:drawablePadding="4dip"
+            android:textSize="16sp"/>
 
     </LinearLayout>
 
@@ -117,7 +104,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_marginTop="10dip"
-        android:textSize="17sp"
+        android:textSize="16sp"
         android:textAppearance="?android:attr/textAppearanceMedium"
         />
 
@@ -127,7 +114,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:textAppearance="?android:attr/textAppearanceMedium"
-        android:textSize="17sp"
+        android:textSize="16sp"
         android:layout_marginTop="20dip"
         android:singleLine="false"
         android:textColor="@color/lockscreen_owner_info"
diff --git a/core/res/res/layout-sw600dp/keyguard_screen_status_port.xml b/core/res/res/layout-sw600dp/keyguard_screen_status_port.xml
index c02341e..dfab3e3 100644
--- a/core/res/res/layout-sw600dp/keyguard_screen_status_port.xml
+++ b/core/res/res/layout-sw600dp/keyguard_screen_status_port.xml
@@ -23,9 +23,8 @@
         android:orientation="vertical"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_marginLeft="140dip"
         android:layout_marginTop="20dip"
-        android:gravity="left"
+        android:gravity="right"
         >
 
     <TextView
@@ -33,7 +32,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:textAppearance="?android:attr/textAppearanceMedium"
-        android:textSize="17sp"
+        android:textSize="16sp"
         android:drawablePadding="4dip"
         android:layout_marginTop="32dip"
         android:singleLine="true"
@@ -73,19 +72,6 @@
             android:layout_alignTop="@id/timeDisplayBackground"
             />
 
-        <TextView android:id="@+id/am_pm"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_toRightOf="@id/timeDisplayBackground"
-            android:layout_alignBaseline="@id/timeDisplayBackground"
-            android:singleLine="true"
-            android:ellipsize="none"
-            android:textSize="30sp"
-            android:layout_marginLeft="8dip"
-            android:textAppearance="?android:attr/textAppearanceMedium"
-            android:textColor="@color/lockscreen_clock_am_pm"
-            />
-
     </com.android.internal.widget.DigitalClock>
 
     <LinearLayout
@@ -100,15 +86,16 @@
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:textAppearance="?android:attr/textAppearanceMedium"
-            android:textSize="17sp"/>
+            android:textSize="16sp"/>
 
         <TextView
             android:id="@+id/alarm_status"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_marginLeft="30dip"
+            android:layout_marginLeft="16dip"
             android:textAppearance="?android:attr/textAppearanceMedium"
-            android:textSize="17sp"/>
+            android:drawablePadding="4dip"
+            android:textSize="16sp"/>
 
     </LinearLayout>
 
@@ -117,7 +104,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_marginTop="10dip"
-        android:textSize="17sp"
+        android:textSize="16sp"
         android:textAppearance="?android:attr/textAppearanceMedium"
         />
 
@@ -128,7 +115,7 @@
         android:layout_height="wrap_content"
         android:layout_marginTop="20dip"
         android:textAppearance="?android:attr/textAppearanceMedium"
-        android:textSize="17sp"
+        android:textSize="16sp"
         android:singleLine="false"
         android:visibility="invisible"
         android:textColor="@color/lockscreen_owner_info"
diff --git a/core/res/res/layout-sw600dp/keyguard_screen_tab_unlock.xml b/core/res/res/layout-sw600dp/keyguard_screen_tab_unlock.xml
index 23b2fcb..73dadb4 100644
--- a/core/res/res/layout-sw600dp/keyguard_screen_tab_unlock.xml
+++ b/core/res/res/layout-sw600dp/keyguard_screen_tab_unlock.xml
@@ -30,15 +30,40 @@
 
     <!-- top: status -->
     <RelativeLayout
-        android:layout_width="match_parent"
         android:layout_height="0dip"
         android:layout_weight="1"
-        android:orientation="vertical">
-        <include layout="@layout/keyguard_screen_status_port"
-            android:layout_width="wrap_content"
+        android:layout_width="match_parent"
+        android:gravity="center">
+
+        <RelativeLayout android:id="@+id/transport_bg_protect"
+            android:layout_width="512dip"
             android:layout_height="wrap_content"
-            android:layout_marginTop="134dip"
-            android:layout_marginLeft="266dip"/>
+            android:gravity="center">
+
+            <!-- Music transport control -->
+            <include android:id="@+id/transport"
+                layout="@layout/keyguard_transport_control"
+                android:layout_row="0"
+                android:layout_column="0"
+                android:layout_rowSpan="3"
+                android:layout_columnSpan="1"
+                android:layout_gravity="fill"
+                android:layout_width="match_parent"
+                android:layout_height="512dip"
+                />
+
+            <include layout="@layout/keyguard_screen_status_port"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="50dip"
+                android:layout_marginTop="50dip"
+                android:layout_marginBottom="100dip"
+                android:layout_marginRight="64dip"
+                android:layout_alignParentTop="true"
+                android:layout_alignParentLeft="true"/>
+
+        </RelativeLayout>
+
     </RelativeLayout>
 
     <LinearLayout
diff --git a/core/res/res/layout-sw600dp/keyguard_screen_tab_unlock_land.xml b/core/res/res/layout-sw600dp/keyguard_screen_tab_unlock_land.xml
index 66223f2..10b1ace 100644
--- a/core/res/res/layout-sw600dp/keyguard_screen_tab_unlock_land.xml
+++ b/core/res/res/layout-sw600dp/keyguard_screen_tab_unlock_land.xml
@@ -27,19 +27,40 @@
     android:orientation="horizontal"
     android:id="@+id/root">
 
-    <!-- left side: status -->
+    <!-- left side: status and music -->
     <RelativeLayout
         android:layout_height="match_parent"
         android:layout_weight="1"
-        android:layout_width="0dip">
+        android:layout_width="0dip"
+        android:gravity="center">
 
-        <include layout="@layout/keyguard_screen_status_land"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginLeft="102dip"
-            android:layout_marginTop="320dip"
-            android:layout_alignParentTop="true"
-            android:layout_alignParentLeft="true"/>
+        <RelativeLayout android:id="@+id/transport_bg_protect"
+            android:layout_width="512dip"
+            android:layout_height="wrap_content">
+
+            <!-- Music transport control underneath -->
+            <include android:id="@+id/transport"
+                layout="@layout/keyguard_transport_control"
+                android:layout_row="0"
+                android:layout_column="0"
+                android:layout_rowSpan="3"
+                android:layout_columnSpan="1"
+                android:layout_gravity="fill"
+                android:layout_width="match_parent"
+                android:layout_height="512dip"
+                />
+
+            <include layout="@layout/keyguard_screen_status_land"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="50dip"
+                android:layout_marginTop="50dip"
+                android:layout_marginBottom="82dip"
+                android:layout_marginRight="64dip"
+                android:layout_alignParentTop="true"
+                android:layout_alignParentLeft="true"/>
+
+        </RelativeLayout>
 
     </RelativeLayout>
 
diff --git a/core/res/res/layout-sw600dp/keyguard_screen_unlock_landscape.xml b/core/res/res/layout-sw600dp/keyguard_screen_unlock_landscape.xml
index 7ac41b5..70d18cc 100644
--- a/core/res/res/layout-sw600dp/keyguard_screen_unlock_landscape.xml
+++ b/core/res/res/layout-sw600dp/keyguard_screen_unlock_landscape.xml
@@ -27,19 +27,41 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
-    <!-- left side: status  -->
+    <!-- left side: status and music -->
     <RelativeLayout
         android:layout_height="match_parent"
         android:layout_weight="1"
-        android:layout_width="0dip">
+        android:layout_width="0dip"
+        android:gravity="center">
 
-        <include layout="@layout/keyguard_screen_status_land"
-            android:layout_width="wrap_content"
+        <RelativeLayout android:id="@+id/transport_bg_protect"
+            android:layout_width="512dip"
             android:layout_height="wrap_content"
-            android:layout_marginLeft="102dip"
-            android:layout_marginTop="320dip"
-            android:layout_alignParentTop="true"
-            android:layout_alignParentLeft="true"/>
+            android:layout_marginBottom="24dip">
+
+            <!-- Music transport control underneath -->
+            <include android:id="@+id/transport"
+                layout="@layout/keyguard_transport_control"
+                android:layout_row="0"
+                android:layout_column="0"
+                android:layout_rowSpan="3"
+                android:layout_columnSpan="1"
+                android:layout_gravity="fill"
+                android:layout_width="match_parent"
+                android:layout_height="512dip"
+                />
+
+            <include layout="@layout/keyguard_screen_status_land"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="50dip"
+                android:layout_marginTop="50dip"
+                android:layout_marginBottom="50dip"
+                android:layout_marginRight="64dip"
+                android:layout_alignParentTop="true"
+                android:layout_alignParentLeft="true"/>
+
+        </RelativeLayout>
 
     </RelativeLayout>
 
@@ -58,22 +80,23 @@
 
         <!-- Emergency and forgot pattern buttons. -->
         <LinearLayout
+            android:orientation="horizontal"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:layout_below="@id/lockPattern"
             android:layout_alignLeft="@id/lockPattern"
             android:layout_alignRight="@id/lockPattern"
             android:layout_marginTop="28dip"
-            android:layout_marginLeft="28dip"
-            android:layout_marginRight="28dip"
-            android:orientation="horizontal">
+            android:gravity="center"
+            style="?android:attr/buttonBarStyle"
+            android:weightSum="2">
 
             <Button android:id="@+id/forgotPatternButton"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_gravity="center"
-                style="@style/Widget.Button.Transparent"
-                android:drawableLeft="@drawable/ic_emergency"
+                style="?android:attr/buttonBarButtonStyle"
+                android:drawableLeft="@drawable/lockscreen_forgot_password_button"
                 android:drawablePadding="8dip"
                 android:text="@string/lockscreen_forgot_pattern_button_text"
                 android:visibility="gone"
@@ -83,7 +106,7 @@
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_gravity="center"
-                style="@style/Widget.Button.Transparent"
+                style="?android:attr/buttonBarButtonStyle"
                 android:drawableLeft="@drawable/ic_emergency"
                 android:drawablePadding="8dip"
                 android:text="@string/lockscreen_emergency_call"
diff --git a/core/res/res/layout-sw600dp/keyguard_screen_unlock_portrait.xml b/core/res/res/layout-sw600dp/keyguard_screen_unlock_portrait.xml
index 1f6058f..7a623ce 100644
--- a/core/res/res/layout-sw600dp/keyguard_screen_unlock_portrait.xml
+++ b/core/res/res/layout-sw600dp/keyguard_screen_unlock_portrait.xml
@@ -23,32 +23,72 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
-    <!-- top: status and emergency/forgot pattern buttons -->
-    <LinearLayout
+    <!-- top: status -->
+    <RelativeLayout
         android:layout_height="0dip"
         android:layout_weight="1"
         android:layout_width="match_parent"
-        android:orientation="vertical">
+        android:gravity="center">
 
-        <include layout="@layout/keyguard_screen_status_port"
-            android:layout_width="wrap_content"
+        <RelativeLayout android:id="@+id/transport_bg_protect"
+            android:layout_width="512dip"
             android:layout_height="wrap_content"
-            android:layout_marginTop="134dip"
-            android:layout_marginLeft="266dip"/>
+            android:gravity="center">
+
+            <!-- Music transport control -->
+            <include android:id="@+id/transport"
+                layout="@layout/keyguard_transport_control"
+                android:layout_row="0"
+                android:layout_column="0"
+                android:layout_rowSpan="3"
+                android:layout_columnSpan="1"
+                android:layout_gravity="fill"
+                android:layout_width="match_parent"
+                android:layout_height="512dip"
+                />
+
+            <include layout="@layout/keyguard_screen_status_land"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="50dip"
+                android:layout_marginTop="50dip"
+                android:layout_marginBottom="100dip"
+                android:layout_marginRight="64dip"
+                android:layout_alignParentTop="true"
+                android:layout_alignParentLeft="true"/>
+
+        </RelativeLayout>
+
+    </RelativeLayout>
+
+    <!-- bottom: lock pattern, emergency dialer and forgot pattern button -->
+    <LinearLayout
+        android:layout_weight="1"
+        android:layout_width="match_parent"
+        android:layout_height="0dip"
+        android:orientation="vertical"
+        android:gravity="center">
+
+        <com.android.internal.widget.LockPatternView android:id="@+id/lockPattern"
+            android:layout_width="354dip"
+            android:layout_height="354dip"
+            android:layout_marginTop="50dip"/>
 
         <!-- Emergency and forgot pattern buttons. -->
         <LinearLayout
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:orientation="horizontal"
-            android:gravity="center_horizontal">
+            style="?android:attr/buttonBarStyle"
+            android:gravity="center"
+            android:weightSum="2">
 
             <Button android:id="@+id/forgotPatternButton"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_gravity="center"
-                style="@style/Widget.Button.Transparent"
-                android:drawableLeft="@drawable/ic_emergency"
+                style="?android:attr/buttonBarButtonStyle"
+                android:drawableLeft="@drawable/lockscreen_forgot_password_button"
                 android:drawablePadding="8dip"
                 android:text="@string/lockscreen_forgot_pattern_button_text"
                 android:visibility="gone"
@@ -58,7 +98,7 @@
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_gravity="center"
-                style="@style/Widget.Button.Transparent"
+                style="?android:attr/buttonBarButtonStyle"
                 android:drawableLeft="@drawable/ic_emergency"
                 android:drawablePadding="8dip"
                 android:text="@string/lockscreen_emergency_call"
@@ -69,19 +109,5 @@
 
     </LinearLayout>
 
-    <!-- right side: lock pattern -->
-    <LinearLayout
-        android:layout_weight="1"
-        android:layout_width="match_parent"
-        android:layout_height="0dip"
-        android:gravity="center"
-        >
-        <com.android.internal.widget.LockPatternView android:id="@+id/lockPattern"
-            android:layout_width="354dip"
-            android:layout_height="354dip"
-            android:layout_marginTop="50dip"
-          />
-    </LinearLayout>
-
 </com.android.internal.widget.LinearLayoutWithDefaultTouchRecepient>
 
diff --git a/core/res/res/layout-sw600dp/keyguard_transport_control.xml b/core/res/res/layout-sw600dp/keyguard_transport_control.xml
new file mode 100644
index 0000000..86b103e
--- /dev/null
+++ b/core/res/res/layout-sw600dp/keyguard_transport_control.xml
@@ -0,0 +1,111 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2011 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<!-- *** Note *** This should mirror the file in layout/ with the exception of the background set
+     here for adding a drop shadow on tablets. -->
+
+<com.android.internal.widget.TransportControlView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/transport_controls"
+    android:background="@drawable/transportcontrol_bg">
+
+    <!-- FrameLayout used as scrim to show between album art and buttons -->
+    <FrameLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:foreground="@drawable/ic_lockscreen_player_background">
+        <!-- We use ImageView for its cropping features, otherwise could be android:background -->
+        <ImageView
+            android:id="@+id/albumart"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_gravity="fill"
+            android:scaleType="centerCrop"
+            android:adjustViewBounds="false"
+        />
+    </FrameLayout>
+
+    <LinearLayout
+        android:orientation="vertical"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom">
+        <TextView
+            android:id="@+id/title"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="8dip"
+            android:layout_marginLeft="16dip"
+            android:layout_marginRight="16dip"
+            android:gravity="center_horizontal"
+            android:singleLine="true"
+            android:ellipsize="end"
+            android:textAppearance="?android:attr/textAppearanceMedium"
+        />
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="horizontal"
+            android:layout_marginTop="5dip">
+            <FrameLayout
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_weight="1">
+                <ImageView
+                    android:id="@+id/btn_prev"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_gravity="center"
+                    android:src="@drawable/ic_media_previous"
+                    android:clickable="true"
+                    android:background="?android:attr/selectableItemBackground"
+                    android:padding="10dip"
+                    android:contentDescription="@string/lockscreen_transport_prev_description"/>
+            </FrameLayout>
+            <FrameLayout
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_weight="1">
+                <ImageView
+                    android:id="@+id/btn_play"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_gravity="center"
+                    android:clickable="true"
+                    android:src="@drawable/ic_media_play"
+                    android:background="?android:attr/selectableItemBackground"
+                    android:padding="10dip"
+                    android:contentDescription="@string/lockscreen_transport_play_description"/>
+            </FrameLayout>
+            <FrameLayout
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_weight="1">
+                <ImageView
+                    android:id="@+id/btn_next"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_gravity="center"
+                    android:clickable="true"
+                    android:src="@drawable/ic_media_next"
+                    android:background="?android:attr/selectableItemBackground"
+                    android:padding="10dip"
+                    android:contentDescription="@string/lockscreen_transport_next_description"/>
+            </FrameLayout>
+        </LinearLayout>
+    </LinearLayout>
+
+</com.android.internal.widget.TransportControlView>
diff --git a/core/res/res/values-sw600dp/dimens.xml b/core/res/res/values-sw600dp/dimens.xml
index 5b488c0..921bcf4 100644
--- a/core/res/res/values-sw600dp/dimens.xml
+++ b/core/res/res/values-sw600dp/dimens.xml
@@ -43,7 +43,7 @@
     <dimen name="action_bar_subtitle_bottom_margin">9dip</dimen>
 
     <!-- Size of clock font in LockScreen. -->
-    <dimen name="keyguard_pattern_unlock_clock_font_size">98sp</dimen>
+    <dimen name="keyguard_pattern_unlock_clock_font_size">112sp</dimen>
 
     <!-- Size of lockscreen outerring on unsecure unlock LockScreen -->
     <dimen name="keyguard_lockscreen_outerring_diameter">364dp</dimen>
diff --git a/core/res/res/values/strings.xml b/core/res/res/values/strings.xml
index 9b8be85..c8ba26a 100755
--- a/core/res/res/values/strings.xml
+++ b/core/res/res/values/strings.xml
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+﻿<?xml version="1.0" encoding="utf-8"?>
 <!--
 /* //device/apps/common/assets/res/any/strings.xml
 **
@@ -3365,4 +3365,13 @@
     <!-- Delimeter used between each item in a textual list; for example "Alpha, Beta". [CHAR LIMIT=3] -->
     <string name="list_delimeter">", "</string>
 
+    <!-- STK sending DTMF, SMS, USSD, SS -->
+    <string name="sending">Sending...</string>
+
+    <!-- STK launch Browser -->
+    <string name="launchBrowserDefault">Launch Browser?</string>
+
+    <!-- STK setup Call -->
+    <string name="SetupCallDefault">Accept Call?</string>
+
 </resources>
diff --git a/core/tests/bandwidthtests/src/com/android/bandwidthtest/BandwidthTest.java b/core/tests/bandwidthtests/src/com/android/bandwidthtest/BandwidthTest.java
index 0cc883f..01a5fd0 100644
--- a/core/tests/bandwidthtests/src/com/android/bandwidthtest/BandwidthTest.java
+++ b/core/tests/bandwidthtests/src/com/android/bandwidthtest/BandwidthTest.java
@@ -90,7 +90,26 @@
      */
     @LargeTest
     public void testWifiDownload() throws Exception {
-        assertTrue(setDeviceWifiAndAirplaneMode(mSsid));
+        assertTrue("Could not connect to wifi!", setDeviceWifiAndAirplaneMode(mSsid));
+        downloadFile();
+    }
+
+    /**
+     * Ensure that downloading on mobile reports reasonable stats.
+     */
+    @LargeTest
+    public void testMobileDownload() throws Exception {
+        // As part of the setup we disconnected from wifi; make sure we are connected to mobile and
+        // that we have data.
+        assertTrue("Do not have mobile data!", hasMobileData());
+        downloadFile();
+    }
+
+    /**
+     * Helper method that downloads a file using http connection from a test server and reports the
+     * data usage stats to instrumentation out.
+     */
+    protected void downloadFile() throws Exception {
         NetworkStats pre_test_stats = fetchDataFromProc(mUid);
         String ts = Long.toString(System.currentTimeMillis());
 
@@ -120,11 +139,28 @@
     }
 
     /**
-     * Ensure that downloading on wifi reports reasonable stats.
+     * Ensure that uploading on wifi reports reasonable stats.
      */
     @LargeTest
     public void testWifiUpload() throws Exception {
         assertTrue(setDeviceWifiAndAirplaneMode(mSsid));
+        uploadFile();
+    }
+
+    /**
+     *  Ensure that uploading on wifi reports reasonable stats.
+     */
+    @LargeTest
+    public void testMobileUpload() throws Exception {
+        assertTrue(hasMobileData());
+        uploadFile();
+    }
+
+    /**
+     * Helper method that downloads a test file to upload. The stats reported to instrumentation out
+     * only include upload stats.
+     */
+    protected void uploadFile() throws Exception {
         // Download a file from the server.
         String ts = Long.toString(System.currentTimeMillis());
         String targetUrl = BandwidthTestUtil.buildDownloadUrl(
@@ -156,12 +192,30 @@
     }
 
     /**
-     * We want to make sure that if we use the Download Manager to download stuff,
+     * We want to make sure that if we use wifi and the  Download Manager to download stuff,
      * accounting still goes to the app making the call and that the numbers still make sense.
      */
     @LargeTest
     public void testWifiDownloadWithDownloadManager() throws Exception {
         assertTrue(setDeviceWifiAndAirplaneMode(mSsid));
+        downloadFileUsingDownloadManager();
+    }
+
+    /**
+     * We want to make sure that if we use mobile data and the Download Manager to download stuff,
+     * accounting still goes to the app making the call and that the numbers still make sense.
+     */
+    @LargeTest
+    public void testMobileDownloadWithDownloadManager() throws Exception {
+        assertTrue(hasMobileData());
+        downloadFileUsingDownloadManager();
+    }
+
+    /**
+     * Helper method that downloads a file from a test server using the download manager and reports
+     * the stats to instrumentation out.
+     */
+    protected void downloadFileUsingDownloadManager() throws Exception {
         // If we are using the download manager, then the data that is written to /proc/uid_stat/
         // is accounted against download manager's uid, since it uses pre-ICS API.
         int downloadManagerUid = mConnectionUtil.downloadManagerUid();
@@ -195,6 +249,7 @@
 
     /**
      * Fetch network data from /proc/uid_stat/uid
+     *
      * @return populated {@link NetworkStats}
      */
     public NetworkStats fetchDataFromProc(int uid) {
@@ -210,7 +265,8 @@
     }
 
     /**
-     * Turn on Airplane mode and connect to the wifi
+     * Turn on Airplane mode and connect to the wifi.
+     *
      * @param ssid of the wifi to connect to
      * @return true if we successfully connected to a given network.
      */
@@ -219,12 +275,25 @@
         assertTrue(mConnectionUtil.connectToWifi(ssid));
         assertTrue(mConnectionUtil.waitForWifiState(WifiManager.WIFI_STATE_ENABLED,
                 ConnectionUtil.LONG_TIMEOUT));
-        return mConnectionUtil.waitForNetworkState(ConnectivityManager.TYPE_WIFI, State.CONNECTED,
-                ConnectionUtil.LONG_TIMEOUT);
+        assertTrue(mConnectionUtil.waitForNetworkState(ConnectivityManager.TYPE_WIFI,
+                State.CONNECTED, ConnectionUtil.LONG_TIMEOUT));
+        return mConnectionUtil.hasData();
+    }
+
+    /**
+     * Helper method to make sure we are connected to mobile data.
+     *
+     * @return true if we successfully connect to mobile data.
+     */
+    public boolean hasMobileData() {
+        assertTrue("Not connected to mobile", mConnectionUtil.isConnectedToMobile());
+        assertFalse("Still connected to wifi.", mConnectionUtil.isConnectedToWifi());
+        return mConnectionUtil.hasData();
     }
 
     /**
      * Output the {@link NetworkStats} to Instrumentation out.
+     *
      * @param label to attach to this given stats.
      * @param stats {@link NetworkStats} to add.
      * @param results {@link Bundle} to be added to.
diff --git a/core/tests/bandwidthtests/src/com/android/bandwidthtest/util/ConnectionUtil.java b/core/tests/bandwidthtests/src/com/android/bandwidthtest/util/ConnectionUtil.java
index d663aad..a5e5ab0e 100644
--- a/core/tests/bandwidthtests/src/com/android/bandwidthtest/util/ConnectionUtil.java
+++ b/core/tests/bandwidthtests/src/com/android/bandwidthtest/util/ConnectionUtil.java
@@ -44,6 +44,8 @@
 import com.android.bandwidthtest.NetworkState.StateTransitionDirection;
 import com.android.internal.util.AsyncChannel;
 
+import java.io.IOException;
+import java.net.UnknownHostException;
 import java.util.List;
 
 /*
@@ -257,14 +259,14 @@
         mConnectivityState[networkType].recordState(networkState);
     }
 
-   /**
-    * Set the state transition criteria
-    *
-    * @param networkType
-    * @param initState
-    * @param transitionDir
-    * @param targetState
-    */
+    /**
+     * Set the state transition criteria
+     *
+     * @param networkType
+     * @param initState
+     * @param transitionDir
+     * @param targetState
+     */
     public void setStateTransitionCriteria(int networkType, State initState,
             StateTransitionDirection transitionDir, State targetState) {
         mConnectivityState[networkType].setStateTransitionCriteria(
@@ -495,7 +497,8 @@
      * @return true if connected to a mobile network, false otherwise.
      */
     public boolean isConnectedToMobile() {
-        return (mNetworkInfo.getType() == ConnectivityManager.TYPE_MOBILE);
+        NetworkInfo networkInfo = mCM.getNetworkInfo(ConnectivityManager.TYPE_MOBILE);
+        return networkInfo.isConnected();
     }
 
     /**
@@ -503,10 +506,10 @@
      * @return true if connected to wifi, false otherwise.
      */
     public boolean isConnectedToWifi() {
-        return (mNetworkInfo.getType() == ConnectivityManager.TYPE_WIFI);
+        NetworkInfo networkInfo = mCM.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
+        return networkInfo.isConnected();
     }
 
-
     /**
      * Associate the device to given SSID
      * If the device is already associated with a WiFi, disconnect and forget it,
@@ -681,4 +684,30 @@
         }
         Log.v(LOG_TAG, "onDestroy, inst=" + Integer.toHexString(hashCode()));
     }
+
+    /**
+     * Helper method used to test data connectivity by pinging a series of popular sites.
+     * @return true if device has data connectivity, false otherwise.
+     */
+    public boolean hasData() {
+        String[] hostList = {"www.google.com", "www.yahoo.com",
+                "www.bing.com", "www.facebook.com", "www.ask.com"};
+        try {
+            for (int i = 0; i < hostList.length; ++i) {
+                String host = hostList[i];
+                Process p = Runtime.getRuntime().exec("ping -c 10 -w 100 " + host);
+                int status = p.waitFor();
+                if (status == 0) {
+                    return true;
+                }
+            }
+        } catch (UnknownHostException e) {
+            Log.e(LOG_TAG, "Ping test Failed: Unknown Host");
+        } catch (IOException e) {
+            Log.e(LOG_TAG, "Ping test Failed: IOException");
+        } catch (InterruptedException e) {
+            Log.e(LOG_TAG, "Ping test Failed: InterruptedException");
+        }
+        return false;
+    }
 }
\ No newline at end of file
diff --git a/graphics/java/android/graphics/SurfaceTexture.java b/graphics/java/android/graphics/SurfaceTexture.java
index 29fab11..0521e69 100644
--- a/graphics/java/android/graphics/SurfaceTexture.java
+++ b/graphics/java/android/graphics/SurfaceTexture.java
@@ -17,6 +17,7 @@
 package android.graphics;
 
 import java.lang.ref.WeakReference;
+
 import android.os.Handler;
 import android.os.Looper;
 import android.os.Message;
@@ -141,6 +142,12 @@
      * android.view.Surface#lockCanvas} is called.  For OpenGL ES, the EGLSurface should be
      * destroyed (via eglDestroySurface), made not-current (via eglMakeCurrent), and then recreated
      * (via eglCreateWindowSurface) to ensure that the new default size has taken effect.
+     * 
+     * The width and height parameters must be no greater than the minimum of
+     * GL_MAX_VIEWPORT_DIMS and GL_MAX_TEXTURE_SIZE (see 
+     * {@link javax.microedition.khronos.opengles.GL10#glGetIntegerv glGetIntegerv}).
+     * An error due to invalid dimensions might not be reported until
+     * updateTexImage() is called.
      */
     public void setDefaultBufferSize(int width, int height) {
         nativeSetDefaultBufferSize(width, height);
@@ -152,7 +159,10 @@
      * implicitly bind its texture to the GL_TEXTURE_EXTERNAL_OES texture target.
      */
     public void updateTexImage() {
-        nativeUpdateTexImage();
+        int err = nativeUpdateTexImage(); 
+        if (err != 0) {
+            throw new RuntimeException("Error during updateTexImage (see logs)");
+        }
     }
 
     /**
@@ -258,7 +268,7 @@
     private native void nativeGetTransformMatrix(float[] mtx);
     private native long nativeGetTimestamp();
     private native void nativeSetDefaultBufferSize(int width, int height);
-    private native void nativeUpdateTexImage();
+    private native int nativeUpdateTexImage();
     private native int nativeGetQueuedCount();
     private native void nativeRelease();
 
diff --git a/graphics/java/android/renderscript/RSSurfaceView.java b/graphics/java/android/renderscript/RSSurfaceView.java
index 199952c..20eb93f 100644
--- a/graphics/java/android/renderscript/RSSurfaceView.java
+++ b/graphics/java/android/renderscript/RSSurfaceView.java
@@ -30,7 +30,7 @@
 import android.view.SurfaceView;
 
 /**
- * The Surface View for a graphics renderscript (RenderScriptGL) to draw on. 
+ * The Surface View for a graphics renderscript (RenderScriptGL) to draw on.
  */
 public class RSSurfaceView extends SurfaceView implements SurfaceHolder.Callback {
     private SurfaceHolder mSurfaceHolder;
@@ -77,7 +77,7 @@
      * This method is part of the SurfaceHolder.Callback interface, and is
      * not normally called or subclassed by clients of RSSurfaceView.
      */
-    public void surfaceDestroyed(SurfaceHolder holder) {
+    public synchronized void surfaceDestroyed(SurfaceHolder holder) {
         // Surface will be destroyed when we return
         if (mRS != null) {
             mRS.setSurface(null, 0, 0);
@@ -88,7 +88,7 @@
      * This method is part of the SurfaceHolder.Callback interface, and is
      * not normally called or subclassed by clients of RSSurfaceView.
      */
-    public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) {
+    public synchronized void surfaceChanged(SurfaceHolder holder, int format, int w, int h) {
         if (mRS != null) {
             mRS.setSurface(holder, w, h);
         }
@@ -125,7 +125,7 @@
         return rs;
     }
 
-    public void destroyRenderScriptGL() {
+    public synchronized void destroyRenderScriptGL() {
         mRS.destroy();
         mRS = null;
     }
diff --git a/include/gui/SurfaceTexture.h b/include/gui/SurfaceTexture.h
index e2d6179e..d7dd4d6 100644
--- a/include/gui/SurfaceTexture.h
+++ b/include/gui/SurfaceTexture.h
@@ -79,7 +79,11 @@
     // pointed to by the buf argument and a status of OK is returned.  If no
     // slot is available then a status of -EBUSY is returned and buf is
     // unmodified.
-    virtual status_t dequeueBuffer(int *buf, uint32_t w, uint32_t h,
+    // The width and height parameters must be no greater than the minimum of
+    // GL_MAX_VIEWPORT_DIMS and GL_MAX_TEXTURE_SIZE (see: glGetIntegerv).
+    // An error due to invalid dimensions might not be reported until
+    // updateTexImage() is called.
+    virtual status_t dequeueBuffer(int *buf, uint32_t width, uint32_t height,
             uint32_t format, uint32_t usage);
 
     // queueBuffer returns a filled buffer to the SurfaceTexture. In addition, a
@@ -176,7 +180,11 @@
     // requestBuffers when a with and height of zero is requested.
     // A call to setDefaultBufferSize() may trigger requestBuffers() to
     // be called from the client.
-    status_t setDefaultBufferSize(uint32_t w, uint32_t h);
+    // The width and height parameters must be no greater than the minimum of
+    // GL_MAX_VIEWPORT_DIMS and GL_MAX_TEXTURE_SIZE (see: glGetIntegerv).
+    // An error due to invalid dimensions might not be reported until
+    // updateTexImage() is called.
+    status_t setDefaultBufferSize(uint32_t width, uint32_t height);
 
     // getCurrentBuffer returns the buffer associated with the current image.
     sp<GraphicBuffer> getCurrentBuffer() const;
diff --git a/libs/gui/tests/SurfaceTexture_test.cpp b/libs/gui/tests/SurfaceTexture_test.cpp
index 5daafd5..93ebfb9 100644
--- a/libs/gui/tests/SurfaceTexture_test.cpp
+++ b/libs/gui/tests/SurfaceTexture_test.cpp
@@ -1520,4 +1520,36 @@
     EXPECT_EQ(1, buffers[2]->getStrongCount());
 }
 
+TEST_F(SurfaceTextureGLTest, InvalidWidthOrHeightFails) {
+    int texHeight = 16;
+    ANativeWindowBuffer* anb;
+
+    GLint maxTextureSize;
+    glGetIntegerv(GL_MAX_TEXTURE_SIZE, &maxTextureSize);
+
+    // make sure it works with small textures
+    mST->setDefaultBufferSize(16, texHeight);
+    EXPECT_EQ(NO_ERROR, mANW->dequeueBuffer(mANW.get(), &anb));
+    EXPECT_EQ(16, anb->width);
+    EXPECT_EQ(texHeight, anb->height);
+    EXPECT_EQ(NO_ERROR, mANW->queueBuffer(mANW.get(), anb));
+    EXPECT_EQ(NO_ERROR, mST->updateTexImage());
+
+    // make sure it works with GL_MAX_TEXTURE_SIZE
+    mST->setDefaultBufferSize(maxTextureSize, texHeight);
+    EXPECT_EQ(NO_ERROR, mANW->dequeueBuffer(mANW.get(), &anb));
+    EXPECT_EQ(maxTextureSize, anb->width);
+    EXPECT_EQ(texHeight, anb->height);
+    EXPECT_EQ(NO_ERROR, mANW->queueBuffer(mANW.get(), anb));
+    EXPECT_EQ(NO_ERROR, mST->updateTexImage());
+
+    // make sure it fails with GL_MAX_TEXTURE_SIZE+1
+    mST->setDefaultBufferSize(maxTextureSize+1, texHeight);
+    EXPECT_EQ(NO_ERROR, mANW->dequeueBuffer(mANW.get(), &anb));
+    EXPECT_EQ(maxTextureSize+1, anb->width);
+    EXPECT_EQ(texHeight, anb->height);
+    EXPECT_EQ(NO_ERROR, mANW->queueBuffer(mANW.get(), anb));
+    ASSERT_NE(NO_ERROR, mST->updateTexImage());
+}
+
 } // namespace android
diff --git a/libs/hwui/Android.mk b/libs/hwui/Android.mk
index 95e0a18..9bfc94c 100644
--- a/libs/hwui/Android.mk
+++ b/libs/hwui/Android.mk
@@ -38,7 +38,7 @@
 		external/skia/src/ports \
 		external/skia/include/utils
 
-	LOCAL_CFLAGS += -DUSE_OPENGL_RENDERER -DGL_GLEXT_PROTOTYPES
+	LOCAL_CFLAGS += -DUSE_OPENGL_RENDERER
 	LOCAL_CFLAGS += -fvisibility=hidden
 	LOCAL_MODULE_CLASS := SHARED_LIBRARIES
 	LOCAL_SHARED_LIBRARIES := libcutils libutils libGLESv2 libskia libui
diff --git a/libs/hwui/Extensions.h b/libs/hwui/Extensions.h
index 48e4247..38d1130 100644
--- a/libs/hwui/Extensions.h
+++ b/libs/hwui/Extensions.h
@@ -66,7 +66,6 @@
 
         mHasNPot = hasExtension("GL_OES_texture_npot");
         mHasFramebufferFetch = hasExtension("GL_NV_shader_framebuffer_fetch");
-        mHasDiscardFramebuffer = hasExtension("GL_EXT_discard_framebuffer");
 
         const char* vendor = (const char*) glGetString(GL_VENDOR);
         EXT_LOGD("Vendor: %s", vendor);
@@ -81,7 +80,6 @@
     inline bool hasNPot() const { return mHasNPot; }
     inline bool hasFramebufferFetch() const { return mHasFramebufferFetch; }
     inline bool needsHighpTexCoords() const { return mNeedsHighpTexCoords; }
-    inline bool hasDiscardFramebuffer() const { return mHasDiscardFramebuffer; }
 
     bool hasExtension(const char* extension) const {
         const String8 s(extension);
@@ -100,7 +98,6 @@
     bool mHasNPot;
     bool mNeedsHighpTexCoords;
     bool mHasFramebufferFetch;
-    bool mHasDiscardFramebuffer;
 }; // class Extensions
 
 }; // namespace uirenderer
diff --git a/libs/hwui/LayerRenderer.cpp b/libs/hwui/LayerRenderer.cpp
index b7c079b..e38b479 100644
--- a/libs/hwui/LayerRenderer.cpp
+++ b/libs/hwui/LayerRenderer.cpp
@@ -305,10 +305,8 @@
         LAYER_RENDERER_LOGD("Recycling layer, %dx%d fbo = %d",
                 layer->getWidth(), layer->getHeight(), layer->getFbo());
 
-        GLuint fbo = layer->getFbo();
-        if (fbo) {
-            flushLayer(layer);
-            Caches::getInstance().fboCache.put(fbo);
+        if (layer->getFbo()) {
+            Caches::getInstance().fboCache.put(layer->getFbo());
         }
 
         if (!Caches::getInstance().layerCache.put(layer)) {
@@ -333,26 +331,6 @@
     }
 }
 
-void LayerRenderer::flushLayer(Layer* layer) {
-#ifdef GL_EXT_discard_framebuffer
-    GLuint fbo = layer->getFbo();
-    if (layer && fbo) {
-        // If possible, discard any enqued operations on deferred
-        // rendering architectures
-        if (Caches::getInstance().extensions.hasDiscardFramebuffer()) {
-            GLuint previousFbo;
-            glGetIntegerv(GL_FRAMEBUFFER_BINDING, (GLint*) &previousFbo);
-
-            GLenum attachments = GL_COLOR_ATTACHMENT0;
-            glBindFramebuffer(GL_FRAMEBUFFER, fbo);
-            glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, &attachments);
-
-            glBindFramebuffer(GL_FRAMEBUFFER, previousFbo);
-        }
-    }
-#endif
-}
-
 bool LayerRenderer::copyLayer(Layer* layer, SkBitmap* bitmap) {
     Caches& caches = Caches::getInstance();
     if (layer && layer->isTextureLayer() && bitmap->width() <= caches.maxTextureSize &&
diff --git a/libs/hwui/LayerRenderer.h b/libs/hwui/LayerRenderer.h
index 72d8d81..6104301 100644
--- a/libs/hwui/LayerRenderer.h
+++ b/libs/hwui/LayerRenderer.h
@@ -61,7 +61,6 @@
             bool isOpaque, GLenum renderTarget, float* transform);
     ANDROID_API static void destroyLayer(Layer* layer);
     ANDROID_API static void destroyLayerDeferred(Layer* layer);
-    ANDROID_API static void flushLayer(Layer* layer);
     ANDROID_API static bool copyLayer(Layer* layer, SkBitmap* bitmap);
 
 private:
diff --git a/libs/hwui/OpenGLRenderer.cpp b/libs/hwui/OpenGLRenderer.cpp
index 1a8c1997..32595e4 100644
--- a/libs/hwui/OpenGLRenderer.cpp
+++ b/libs/hwui/OpenGLRenderer.cpp
@@ -611,11 +611,6 @@
     }
 
     if (fboLayer) {
-        // Note: No need to use glDiscardFramebufferEXT() since we never
-        //       create/compose layers that are not on screen with this
-        //       code path
-        // See LayerRenderer::destroyLayer(Layer*)
-
         // Detach the texture from the FBO
         glBindFramebuffer(GL_FRAMEBUFFER, current->fbo);
         glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0);
diff --git a/media/java/android/media/AudioService.java b/media/java/android/media/AudioService.java
index fe15605..a8daab0 100644
--- a/media/java/android/media/AudioService.java
+++ b/media/java/android/media/AudioService.java
@@ -2693,11 +2693,22 @@
             mCallingUid = uid;
         }
 
-        public void unlinkToDeath() {
+        private void unlinkToDeath() {
             if (mSourceRef != null && mHandler != null) {
                 mSourceRef.unlinkToDeath(mHandler, 0);
             }
         }
+
+        @Override
+        protected void finalize() throws Throwable {
+            try {
+                unlinkToDeath();
+            } catch (java.util.NoSuchElementException e) {
+                Log.w(TAG, e + " thrown by unlinkToDeath() during finalize, ignoring");
+            } finally {
+                super.finalize();
+            }
+        }
     }
 
     private Stack<FocusStackEntry> mFocusStack = new Stack<FocusStackEntry>();
@@ -2732,8 +2743,7 @@
         if (!mFocusStack.empty() && mFocusStack.peek().mClientId.equals(clientToRemove))
         {
             //Log.i(TAG, "   removeFocusStackEntry() removing top of stack");
-            FocusStackEntry fse = mFocusStack.pop();
-            fse.unlinkToDeath();
+            mFocusStack.pop();
             if (signal) {
                 // notify the new top of the stack it gained focus
                 notifyTopOfAudioFocusStack();
@@ -2752,7 +2762,6 @@
                     Log.i(TAG, " AudioFocus  abandonAudioFocus(): removing entry for "
                             + fse.mClientId);
                     stackIterator.remove();
-                    fse.unlinkToDeath();
                 }
             }
         }
@@ -2858,6 +2867,9 @@
                 // if focus is already owned by this client and the reason for acquiring the focus
                 // hasn't changed, don't do anything
                 if (mFocusStack.peek().mFocusChangeType == focusChangeHint) {
+                    // unlink death handler so it can be gc'ed.
+                    // linkToDeath() creates a JNI global reference preventing collection.
+                    cb.unlinkToDeath(afdh, 0);
                     return AudioManager.AUDIOFOCUS_REQUEST_GRANTED;
                 }
                 // the reason for the audio focus request has changed: remove the current top of
diff --git a/opengl/include/EGL/eglext.h b/opengl/include/EGL/eglext.h
index 8e8e26c..c926670 100644
--- a/opengl/include/EGL/eglext.h
+++ b/opengl/include/EGL/eglext.h
@@ -261,14 +261,14 @@
  */
 #ifndef EGL_ANDROID_blob_cache
 #define EGL_ANDROID_blob_cache 1
-typedef khronos_ssize_t EGLsizei;
-typedef void (*EGLSetBlobFunc) (const void* key, EGLsizei keySize, const void* value, EGLsizei valueSize);
-typedef EGLsizei (*EGLGetBlobFunc) (const void* key, EGLsizei keySize, void* value, EGLsizei valueSize);
+typedef khronos_ssize_t EGLsizeiANDROID;
+typedef void (*EGLSetBlobFuncANDROID) (const void* key, EGLsizeiANDROID keySize, const void* value, EGLsizeiANDROID valueSize);
+typedef EGLsizeiANDROID (*EGLGetBlobFuncANDROID) (const void* key, EGLsizeiANDROID keySize, void* value, EGLsizeiANDROID valueSize);
 #ifdef EGL_EGLEXT_PROTOTYPES
-EGLAPI void EGLAPIENTRY eglSetBlobCacheFuncs(EGLDisplay dpy, EGLSetBlobFunc set, EGLGetBlobFunc get);
+EGLAPI void EGLAPIENTRY eglSetBlobCacheFuncsANDROID(EGLDisplay dpy, EGLSetBlobFuncANDROID set, EGLGetBlobFuncANDROID get);
 #endif /* EGL_EGLEXT_PROTOTYPES */
-typedef void (EGLAPIENTRYP PFNEGLSETBLOBCACHEFUNCSPROC) (EGLDisplay dpy,
-        EGLSetBlobFunc set, EGLGetBlobFunc get);
+typedef void (EGLAPIENTRYP PFNEGLSETBLOBCACHEFUNCSANDROIDPROC) (EGLDisplay dpy,
+        EGLSetBlobFuncANDROID set, EGLGetBlobFuncANDROID get);
 #endif
 
 #ifdef __cplusplus
diff --git a/opengl/libs/EGL/eglApi.cpp b/opengl/libs/EGL/eglApi.cpp
index 60ac34b..63f02e4 100644
--- a/opengl/libs/EGL/eglApi.cpp
+++ b/opengl/libs/EGL/eglApi.cpp
@@ -860,7 +860,7 @@
 
     // The EGL_ANDROID_blob_cache extension should not be exposed to
     // applications.  It is used internally by the Android EGL layer.
-    if (!strcmp(procname, "eglSetBlobCacheFuncs")) {
+    if (!strcmp(procname, "eglSetBlobCacheFuncsANDROID")) {
         return NULL;
     }
 
diff --git a/opengl/libs/EGL/egl_cache.cpp b/opengl/libs/EGL/egl_cache.cpp
index 522421b..13a4929 100644
--- a/opengl/libs/EGL/egl_cache.cpp
+++ b/opengl/libs/EGL/egl_cache.cpp
@@ -46,13 +46,13 @@
 //
 // Callback functions passed to EGL.
 //
-static void setBlob(const void* key, EGLsizei keySize, const void* value,
-        EGLsizei valueSize) {
+static void setBlob(const void* key, EGLsizeiANDROID keySize,
+        const void* value, EGLsizeiANDROID valueSize) {
     egl_cache_t::get()->setBlob(key, keySize, value, valueSize);
 }
 
-static EGLsizei getBlob(const void* key, EGLsizei keySize, void* value,
-        EGLsizei valueSize) {
+static EGLsizeiANDROID getBlob(const void* key, EGLsizeiANDROID keySize,
+        void* value, EGLsizeiANDROID valueSize) {
     return egl_cache_t::get()->getBlob(key, keySize, value, valueSize);
 }
 
@@ -87,22 +87,23 @@
                     !strcmp(" " BC_EXT_STR, exts + extsLen - (bcExtLen+1));
             bool inMiddle = strstr(" " BC_EXT_STR " ", exts);
             if (equal || atStart || atEnd || inMiddle) {
-                PFNEGLSETBLOBCACHEFUNCSPROC eglSetBlobCacheFuncs;
-                eglSetBlobCacheFuncs =
-                        reinterpret_cast<PFNEGLSETBLOBCACHEFUNCSPROC>(
-                            cnx->egl.eglGetProcAddress("eglSetBlobCacheFuncs"));
-                if (eglSetBlobCacheFuncs == NULL) {
+                PFNEGLSETBLOBCACHEFUNCSANDROIDPROC eglSetBlobCacheFuncsANDROID;
+                eglSetBlobCacheFuncsANDROID =
+                        reinterpret_cast<PFNEGLSETBLOBCACHEFUNCSANDROIDPROC>(
+                            cnx->egl.eglGetProcAddress(
+                                    "eglSetBlobCacheFuncsANDROID"));
+                if (eglSetBlobCacheFuncsANDROID == NULL) {
                     LOGE("EGL_ANDROID_blob_cache advertised by display %d, "
-                            "but unable to get eglSetBlobCacheFuncs", i);
+                            "but unable to get eglSetBlobCacheFuncsANDROID", i);
                     continue;
                 }
 
-                eglSetBlobCacheFuncs(display->disp[i].dpy, android::setBlob,
-                        android::getBlob);
+                eglSetBlobCacheFuncsANDROID(display->disp[i].dpy,
+                        android::setBlob, android::getBlob);
                 EGLint err = cnx->egl.eglGetError();
                 if (err != EGL_SUCCESS) {
-                    LOGE("eglSetBlobCacheFuncs resulted in an error: %#x",
-                            err);
+                    LOGE("eglSetBlobCacheFuncsANDROID resulted in an error: "
+                            "%#x", err);
                 }
             }
         }
@@ -119,8 +120,8 @@
     mInitialized = false;
 }
 
-void egl_cache_t::setBlob(const void* key, EGLsizei keySize, const void* value,
-        EGLsizei valueSize) {
+void egl_cache_t::setBlob(const void* key, EGLsizeiANDROID keySize,
+        const void* value, EGLsizeiANDROID valueSize) {
     Mutex::Autolock lock(mMutex);
 
     if (keySize < 0 || valueSize < 0) {
@@ -158,8 +159,8 @@
     }
 }
 
-EGLsizei egl_cache_t::getBlob(const void* key, EGLsizei keySize, void* value,
-        EGLsizei valueSize) {
+EGLsizeiANDROID egl_cache_t::getBlob(const void* key, EGLsizeiANDROID keySize,
+        void* value, EGLsizeiANDROID valueSize) {
     Mutex::Autolock lock(mMutex);
 
     if (keySize < 0 || valueSize < 0) {
@@ -323,7 +324,8 @@
             return;
         }
 
-        status_t err = mBlobCache->unflatten(buf + headerSize, cacheSize, NULL, 0);
+        status_t err = mBlobCache->unflatten(buf + headerSize, cacheSize, NULL,
+                0);
         if (err != OK) {
             LOGE("error reading cache contents: %s (%d)", strerror(-err),
                     -err);
diff --git a/opengl/libs/EGL/egl_cache.h b/opengl/libs/EGL/egl_cache.h
index 4389623..8760009 100644
--- a/opengl/libs/EGL/egl_cache.h
+++ b/opengl/libs/EGL/egl_cache.h
@@ -52,14 +52,14 @@
     // setBlob attempts to insert a new key/value blob pair into the cache.
     // This will be called by the hardware vendor's EGL implementation via the
     // EGL_ANDROID_blob_cache extension.
-    void setBlob(const void* key, EGLsizei keySize, const void* value,
-        EGLsizei valueSize);
+    void setBlob(const void* key, EGLsizeiANDROID keySize, const void* value,
+        EGLsizeiANDROID valueSize);
 
     // getBlob attempts to retrieve the value blob associated with a given key
     // blob from cache.  This will be called by the hardware vendor's EGL
     // implementation via the EGL_ANDROID_blob_cache extension.
-    EGLsizei getBlob(const void* key, EGLsizei keySize, void* value,
-        EGLsizei valueSize);
+    EGLsizeiANDROID getBlob(const void* key, EGLsizeiANDROID keySize,
+        void* value, EGLsizeiANDROID valueSize);
 
     // setCacheFilename sets the name of the file that should be used to store
     // cache contents from one program invocation to another.
diff --git a/opengl/specs/EGL_ANDROID_blob_cache.txt b/opengl/specs/EGL_ANDROID_blob_cache.txt
index 55dc900..61f45d3 100644
--- a/opengl/specs/EGL_ANDROID_blob_cache.txt
+++ b/opengl/specs/EGL_ANDROID_blob_cache.txt
@@ -63,33 +63,33 @@
 New Types
 
     /*
-     * EGLsizei is a signed integer type for representing the size of a memory
-     * buffer.
+     * EGLsizeiANDROID is a signed integer type for representing the size of a
+     * memory buffer.
      */
     #include <khrplatform.h>
-    typedef khronos_ssize_t EGLsizei;
+    typedef khronos_ssize_t EGLsizeiANDROID;
 
     /*
      * EGLSetBlobFunc is a pointer to an application-provided function that a
      * client API implementation may use to insert a key/value pair into the
      * cache.
      */
-    typedef void (*EGLSetBlobFunc) (const void* key, EGLsizei keySize,
-        const void* value, EGLsizei valueSize)
+    typedef void (*EGLSetBlobFuncANDROID) (const void* key,
+        EGLsizeiANDROID keySize, const void* value, EGLsizeiANDROID valueSize)
 
     /*
      * EGLGetBlobFunc is a pointer to an application-provided function that a
      * client API implementation may use to retrieve a cached value from the
      * cache.
      */
-    typedef EGLsizei (*EGLGetBlobFunc) (const void* key, EGLsizei keySize,
-        void* value, EGLsizei valueSize)
+    typedef EGLsizeiANDROID (*EGLGetBlobFuncANDROID) (const void* key,
+        EGLsizeiANDROID keySize, void* value, EGLsizeiANDROID valueSize)
 
 New Procedures and Functions
 
-    void eglSetBlobCacheFuncs(EGLDisplay dpy,
-                              EGLSetBlobFunc set,
-                              EGLGetBlobFunc get);
+    void eglSetBlobCacheFuncsANDROID(EGLDisplay dpy,
+                                     EGLSetBlobFunc set,
+                                     EGLGetBlobFunc get);
 
 New Tokens
 
@@ -107,8 +107,8 @@
     function pointers through which the client APIs can request data be cached
     and retrieved.  The command
 
-        void eglSetBlobCacheFuncs(EGLDisplay dpy,
-            EGLSetBlobFunc set, EGLGetBlobFunc get);
+        void eglSetBlobCacheFuncsANDROID(EGLDisplay dpy,
+            EGLSetBlobFuncANDROID set, EGLGetBlobFuncANDROID get);
 
     sets the callback function pointers that client APIs associated with
     display <dpy> can use to interact with caching functionality provided by
@@ -120,17 +120,17 @@
 
     Cache functions may only be specified once during the lifetime of an
     EGLDisplay.  The <set> and <get> functions may be called at any time and
-    from any thread from the time at which eglSetBlobCacheFuncs is called until
-    the time that the last resource associated with <dpy> is deleted and <dpy>
-    itself is terminated.  Concurrent calls to these functions from different
-    threads is also allowed.
+    from any thread from the time at which eglSetBlobCacheFuncsANDROID is
+    called until the time that the last resource associated with <dpy> is
+    deleted and <dpy> itself is terminated.  Concurrent calls to these
+    functions from different threads is also allowed.
 
-    If eglSetBlobCacheFuncs generates an error then all client APIs must behave
-    as though eglSetBlobCacheFuncs was not called for the display <dpy>.  If
-    <set> or <get> is NULL then an EGL_BAD_PARAMETER error is generated.  If a
-    successful eglSetBlobCacheFuncs call was already made for <dpy> and the
-    display has not since been terminated then an EGL_BAD_PARAMETER error is
-    generated.
+    If eglSetBlobCacheFuncsANDROID generates an error then all client APIs must
+    behave as though eglSetBlobCacheFuncsANDROID was not called for the display
+    <dpy>.  If <set> or <get> is NULL then an EGL_BAD_PARAMETER error is
+    generated.  If a successful eglSetBlobCacheFuncsANDROID call was already
+    made for <dpy> and the display has not since been terminated then an
+    EGL_BAD_PARAMETER error is generated.
 
     3.9.1 Cache Operations
 
@@ -138,8 +138,8 @@
     key, a client API implementation can call the application-provided callback
     function
 
-        void (*set) (const void* key, EGLsizei keySize, const void* value,
-            EGLsizei valueSize)
+        void (*set) (const void* key, EGLsizeiANDROID keySize,
+            const void* value, EGLsizeiANDROID valueSize)
 
     <key> and <value> are pointers to the beginning of the key and value,
     respectively, that are to be inserted.  <keySize> and <valueSize> specify
@@ -157,8 +157,8 @@
     client API implementation can call the application-provided callback
     function
 
-        EGLsizei (*get) (const void* key, EGLsizei keySize, void* value,
-            EGLsizei valueSize)
+        EGLsizeiANDROID (*get) (const void* key, EGLsizeiANDROID keySize,
+            void* value, EGLsizeiANDROID valueSize)
 
     <key> is a pointer to the beginning of the key.  <keySize> specifies the
     size in bytes of the binary key pointed to by <key>.  If the cache contains
diff --git a/policy/src/com/android/internal/policy/impl/LockPatternKeyguardView.java b/policy/src/com/android/internal/policy/impl/LockPatternKeyguardView.java
index 0f21bdb..dd3b75d 100644
--- a/policy/src/com/android/internal/policy/impl/LockPatternKeyguardView.java
+++ b/policy/src/com/android/internal/policy/impl/LockPatternKeyguardView.java
@@ -244,8 +244,14 @@
             // TODO: examine all widgets to derive clock status
             mUpdateMonitor.reportClockVisible(false);
 
-            // TODO: We should disable the wallpaper instead
-            setBackgroundColor(0xff000000);
+            // If there's not a bg protection view containing the transport, then show a black
+            // background. Otherwise, allow the normal background to show.
+            if (findViewById(R.id.transport_bg_protect) == null) {
+                // TODO: We should disable the wallpaper instead
+                setBackgroundColor(0xff000000);
+            } else {
+                resetBackground();
+            }
         }
 
         public void requestHide(View view) {
diff --git a/telephony/java/com/android/internal/telephony/cat/CatService.java b/telephony/java/com/android/internal/telephony/cat/CatService.java
index 5420264..5a994f3 100644
--- a/telephony/java/com/android/internal/telephony/cat/CatService.java
+++ b/telephony/java/com/android/internal/telephony/cat/CatService.java
@@ -94,6 +94,8 @@
     private static final int DEV_ID_TERMINAL    = 0x82;
     private static final int DEV_ID_NETWORK     = 0x83;
 
+    static final String STK_DEFAULT = "Defualt Message";
+
     /* Intentionally private for singleton */
     private CatService(CommandsInterface ci, IccRecords ir, Context context,
             IccFileHandler fh, IccCard ic) {
@@ -157,7 +159,15 @@
             }
             break;
         case MSG_ID_PROACTIVE_COMMAND:
-            cmdParams = (CommandParams) rilMsg.mData;
+            try {
+                cmdParams = (CommandParams) rilMsg.mData;
+            } catch (ClassCastException e) {
+                // for error handling : cast exception
+                CatLog.d(this, "Fail to parse proactive command");
+                sendTerminalResponse(mCurrntCmd.mCmdDet, ResultCode.CMD_DATA_NOT_UNDERSTOOD,
+                                     false, 0x00, null);
+                break;
+            }
             if (cmdParams != null) {
                 if (rilMsg.mResCode == ResultCode.OK) {
                     handleProactiveCommand(cmdParams);
@@ -194,6 +204,7 @@
     private void handleProactiveCommand(CommandParams cmdParams) {
         CatLog.d(this, cmdParams.getCommandType().name());
 
+        CharSequence message;
         CatCmdMessage cmdMsg = new CatCmdMessage(cmdParams);
         switch (cmdParams.getCommandType()) {
             case SET_UP_MENU:
@@ -224,26 +235,44 @@
                     case CommandParamsFactory.DTTZ_SETTING:
                         resp = new DTTZResponseData(null);
                         sendTerminalResponse(cmdParams.cmdDet, ResultCode.OK, false, 0, resp);
-                        break;
+                        return;
                     case CommandParamsFactory.LANGUAGE_SETTING:
                         resp = new LanguageResponseData(Locale.getDefault().getLanguage());
                         sendTerminalResponse(cmdParams.cmdDet, ResultCode.OK, false, 0, resp);
-                        break;
+                        return;
                     default:
                         sendTerminalResponse(cmdParams.cmdDet, ResultCode.OK, false, 0, null);
                         return;
                 }
             case LAUNCH_BROWSER:
+                if ((((LaunchBrowserParams) cmdParams).confirmMsg.text != null)
+                        && (((LaunchBrowserParams) cmdParams).confirmMsg.text.equals(STK_DEFAULT))) {
+                    message = mContext.getText(com.android.internal.R.string.launchBrowserDefault);
+                    ((LaunchBrowserParams) cmdParams).confirmMsg.text = message.toString();
+                }
+                break;
             case SELECT_ITEM:
             case GET_INPUT:
             case GET_INKEY:
+                break;
             case SEND_DTMF:
             case SEND_SMS:
             case SEND_SS:
             case SEND_USSD:
+                if ((((DisplayTextParams)cmdParams).textMsg.text != null)
+                        && (((DisplayTextParams)cmdParams).textMsg.text.equals(STK_DEFAULT))) {
+                    message = mContext.getText(com.android.internal.R.string.sending);
+                    ((DisplayTextParams)cmdParams).textMsg.text = message.toString();
+                }
+                break;
             case PLAY_TONE:
+                break;
             case SET_UP_CALL:
-                // nothing to do on telephony!
+                if ((((CallSetupParams) cmdParams).confirmMsg.text != null)
+                        && (((CallSetupParams) cmdParams).confirmMsg.text.equals(STK_DEFAULT))) {
+                    message = mContext.getText(com.android.internal.R.string.SetupCallDefault);
+                    ((CallSetupParams) cmdParams).confirmMsg.text = message.toString();
+                }
                 break;
             default:
                 CatLog.d(this, "Unsupported command");
diff --git a/telephony/java/com/android/internal/telephony/cat/CommandParamsFactory.java b/telephony/java/com/android/internal/telephony/cat/CommandParamsFactory.java
index 686fe46..e7fca5a 100644
--- a/telephony/java/com/android/internal/telephony/cat/CommandParamsFactory.java
+++ b/telephony/java/com/android/internal/telephony/cat/CommandParamsFactory.java
@@ -403,6 +403,7 @@
         input.ucs2 = (cmdDet.commandQualifier & 0x02) != 0;
         input.yesNo = (cmdDet.commandQualifier & 0x04) != 0;
         input.helpAvailable = (cmdDet.commandQualifier & 0x80) != 0;
+        input.echo = true;
 
         mCmdParams = new GetInputParams(cmdDet, input);
 
@@ -625,11 +626,7 @@
 
         ComprehensionTlv ctlv = searchForTag(ComprehensionTlvTag.ALPHA_ID,
                 ctlvs);
-        if (ctlv != null) {
-            textMsg.text = ValueParser.retrieveAlphaId(ctlv);
-        } else {
-            throw new ResultException(ResultCode.REQUIRED_VALUES_MISSING);
-        }
+        textMsg.text = ValueParser.retrieveAlphaId(ctlv);
 
         ctlv = searchForTag(ComprehensionTlvTag.ICON_ID, ctlvs);
         if (ctlv != null) {
@@ -714,9 +711,8 @@
 
         // parse alpha identifier.
         ctlv = searchForTag(ComprehensionTlvTag.ALPHA_ID, ctlvs);
-        if (ctlv != null) {
-            confirmMsg.text = ValueParser.retrieveAlphaId(ctlv);
-        }
+        confirmMsg.text = ValueParser.retrieveAlphaId(ctlv);
+
         // parse icon identifier
         ctlv = searchForTag(ComprehensionTlvTag.ICON_ID, ctlvs);
         if (ctlv != null) {
@@ -841,9 +837,7 @@
 
         // get confirmation message string.
         ctlv = searchForNextTag(ComprehensionTlvTag.ALPHA_ID, iter);
-        if (ctlv != null) {
-            confirmMsg.text = ValueParser.retrieveAlphaId(ctlv);
-        }
+        confirmMsg.text = ValueParser.retrieveAlphaId(ctlv);
 
         ctlv = searchForTag(ComprehensionTlvTag.ICON_ID, ctlvs);
         if (ctlv != null) {
diff --git a/telephony/java/com/android/internal/telephony/cat/ComprehensionTlv.java b/telephony/java/com/android/internal/telephony/cat/ComprehensionTlv.java
index e5a2d31..ab26d13 100644
--- a/telephony/java/com/android/internal/telephony/cat/ComprehensionTlv.java
+++ b/telephony/java/com/android/internal/telephony/cat/ComprehensionTlv.java
@@ -94,6 +94,7 @@
                 startIndex = ctlv.mValueIndex + ctlv.mLength;
             } else {
                 CatLog.d(LOG_TAG, "decodeMany: ctlv is null, stop decoding");
+                items.clear();
                 break;
             }
         }
@@ -123,7 +124,10 @@
             case 0:
             case 0xff:
             case 0x80:
-                throw new ResultException(ResultCode.CMD_DATA_NOT_UNDERSTOOD);
+                // for error handling
+                // these one make exception while decoding the abnormal command.
+                // (in case of Ghana MTN simcard , JDI simcard)
+                return null;
 
             case 0x7f: // tag is in three-byte format
                 tag = ((data[curIndex] & 0xff) << 8)
diff --git a/telephony/java/com/android/internal/telephony/cat/ValueParser.java b/telephony/java/com/android/internal/telephony/cat/ValueParser.java
index 34e4811..584d96c 100644
--- a/telephony/java/com/android/internal/telephony/cat/ValueParser.java
+++ b/telephony/java/com/android/internal/telephony/cat/ValueParser.java
@@ -273,18 +273,23 @@
      */
     static String retrieveAlphaId(ComprehensionTlv ctlv) throws ResultException {
 
-        byte[] rawValue = ctlv.getRawValue();
-        int valueIndex = ctlv.getValueIndex();
-        int length = ctlv.getLength();
-        if (length != 0) {
-            try {
-                return IccUtils.adnStringFieldToString(rawValue, valueIndex,
-                        length);
-            } catch (IndexOutOfBoundsException e) {
-                throw new ResultException(ResultCode.CMD_DATA_NOT_UNDERSTOOD);
+        if (ctlv != null) {
+            byte[] rawValue = ctlv.getRawValue();
+            int valueIndex = ctlv.getValueIndex();
+            int length = ctlv.getLength();
+            if (length != 0) {
+                try {
+                    return IccUtils.adnStringFieldToString(rawValue, valueIndex,
+                            length);
+                } catch (IndexOutOfBoundsException e) {
+                    throw new ResultException(ResultCode.CMD_DATA_NOT_UNDERSTOOD);
+                }
+            } else {
+                return CatService.STK_DEFAULT;
             }
+        } else {
+            return CatService.STK_DEFAULT;
         }
-        return null;
     }
 
     /**