diff --git a/core/java/android/content/ContentResolver.java b/core/java/android/content/ContentResolver.java
index b3f0d96..f090e07 100644
--- a/core/java/android/content/ContentResolver.java
+++ b/core/java/android/content/ContentResolver.java
@@ -72,7 +72,13 @@
      */
     @Deprecated
     public static final String SYNC_EXTRAS_ACCOUNT = "account";
+
+    /**
+     * If this extra is set to true, the sync request will be scheduled
+     * at the front of the sync request queue and without any delay
+     */
     public static final String SYNC_EXTRAS_EXPEDITED = "expedited";
+
     /**
      * @deprecated instead use
      * {@link #SYNC_EXTRAS_MANUAL}
@@ -104,8 +110,25 @@
      */
     public static final String SYNC_EXTRAS_MANUAL = "force";
 
+    /**
+     * Indicates that this sync is intended to only upload local changes to the server.
+     * For example, this will be set to true if the sync is initiated by a call to
+     * {@link ContentResolver#notifyChange(android.net.Uri, android.database.ContentObserver, boolean)}
+     */
     public static final String SYNC_EXTRAS_UPLOAD = "upload";
+
+    /**
+     * Indicates that the sync adapter should proceed with the delete operations,
+     * even if it determines that there are too many.
+     * See {@link SyncResult#tooManyDeletions}
+     */
     public static final String SYNC_EXTRAS_OVERRIDE_TOO_MANY_DELETIONS = "deletions_override";
+
+    /**
+     * Indicates that the sync adapter should not proceed with the delete operations,
+     * if it determines that there are too many.
+     * See {@link SyncResult#tooManyDeletions}
+     */
     public static final String SYNC_EXTRAS_DISCARD_LOCAL_DELETIONS = "discard_deletions";
 
     /**
diff --git a/libs/hwui/DisplayListOp.h b/libs/hwui/DisplayListOp.h
index 6c6eabb..6099f5d 100644
--- a/libs/hwui/DisplayListOp.h
+++ b/libs/hwui/DisplayListOp.h
@@ -77,7 +77,7 @@
     virtual void replay(ReplayStateStruct& replayStruct, int saveCount, int level,
             bool useQuickReject) = 0;
 
-    virtual void output(int level, uint32_t logFlags = 0) = 0;
+    virtual void output(int level, uint32_t logFlags = 0) const = 0;
 
     // NOTE: it would be nice to declare constants and overriding the implementation in each op to
     // point at the constants, but that seems to require a .cpp file
@@ -278,7 +278,7 @@
         renderer.save(mFlags);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Save flags %x", mFlags);
     }
 
@@ -312,7 +312,7 @@
         renderer.restoreToCount(saveCount + mCount);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Restore to count %d", mCount);
     }
 
@@ -351,7 +351,7 @@
         renderer.saveLayer(mArea.left, mArea.top, mArea.right, mArea.bottom, mAlpha, mMode, mFlags);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("SaveLayer%s of area " RECT_STRING,
                 (isSaveLayerAlpha() ? "Alpha" : ""),RECT_ARGS(mArea));
     }
@@ -372,7 +372,7 @@
         return this;
     }
 
-    bool isSaveLayerAlpha() { return mAlpha < 255 && mMode == SkXfermode::kSrcOver_Mode; }
+    bool isSaveLayerAlpha() const { return mAlpha < 255 && mMode == SkXfermode::kSrcOver_Mode; }
     Rect mArea;
     int mAlpha;
     SkXfermode::Mode mMode;
@@ -388,7 +388,7 @@
         renderer.translate(mDx, mDy);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Translate by %f %f", mDx, mDy);
     }
 
@@ -408,7 +408,7 @@
         renderer.rotate(mDegrees);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Rotate by %f degrees", mDegrees);
     }
 
@@ -427,7 +427,7 @@
         renderer.scale(mSx, mSy);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Scale by %f %f", mSx, mSy);
     }
 
@@ -447,7 +447,7 @@
         renderer.skew(mSx, mSy);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Skew by %f %f", mSx, mSy);
     }
 
@@ -467,7 +467,7 @@
         renderer.setMatrix(mMatrix);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("SetMatrix " MATRIX_STRING, MATRIX_ARGS(mMatrix));
     }
 
@@ -486,7 +486,7 @@
         renderer.concatMatrix(mMatrix);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("ConcatMatrix " MATRIX_STRING, MATRIX_ARGS(mMatrix));
     }
 
@@ -530,7 +530,7 @@
         renderer.clipRect(mArea.left, mArea.top, mArea.right, mArea.bottom, mOp);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("ClipRect " RECT_STRING, RECT_ARGS(mArea));
     }
 
@@ -559,7 +559,7 @@
         renderer.clipPath(mPath, mOp);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         SkRect bounds = mPath->getBounds();
         OP_LOG("ClipPath bounds " RECT_STRING,
                 bounds.left(), bounds.top(), bounds.right(), bounds.bottom());
@@ -580,7 +580,7 @@
         renderer.clipRegion(mRegion, mOp);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         SkIRect bounds = mRegion->getBounds();
         OP_LOG("ClipRegion bounds %d %d %d %d",
                 bounds.left(), bounds.top(), bounds.right(), bounds.bottom());
@@ -599,7 +599,7 @@
         renderer.resetShader();
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOGS("ResetShader");
     }
 
@@ -614,7 +614,7 @@
         renderer.setupShader(mShader);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("SetupShader, shader %p", mShader);
     }
 
@@ -630,7 +630,7 @@
         renderer.resetColorFilter();
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOGS("ResetColorFilter");
     }
 
@@ -646,7 +646,7 @@
         renderer.setupColorFilter(mColorFilter);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("SetupColorFilter, filter %p", mColorFilter);
     }
 
@@ -662,7 +662,7 @@
         renderer.resetShadow();
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOGS("ResetShadow");
     }
 
@@ -678,7 +678,7 @@
         renderer.setupShadow(mRadius, mDx, mDy, mColor);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("SetupShadow, radius %f, %f, %f, color %#x", mRadius, mDx, mDy, mColor);
     }
 
@@ -697,7 +697,7 @@
         renderer.resetPaintFilter();
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOGS("ResetPaintFilter");
     }
 
@@ -713,7 +713,7 @@
         renderer.setupPaintFilter(mClearBits, mSetBits);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("SetupPaintFilter, clear %#x, set %#x", mClearBits, mSetBits);
     }
 
@@ -795,7 +795,7 @@
                 transformed, bounds, mPaint);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw bitmap %p at %f %f", mBitmap, mLocalBounds.left, mLocalBounds.top);
     }
 
@@ -833,7 +833,7 @@
         return renderer.drawBitmap(mBitmap, mMatrix, getPaint(renderer));
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw bitmap %p matrix " MATRIX_STRING, mBitmap, MATRIX_ARGS(mMatrix));
     }
 
@@ -861,7 +861,7 @@
                 getPaint(renderer));
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw bitmap %p src="RECT_STRING", dst="RECT_STRING,
                 mBitmap, RECT_ARGS(mSrc), RECT_ARGS(mLocalBounds));
     }
@@ -887,7 +887,7 @@
                 mLocalBounds.top, getPaint(renderer));
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw bitmap %p", mBitmap);
     }
 
@@ -911,7 +911,7 @@
                 mVertices, mColors, getPaint(renderer));
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw bitmap %p mesh %d x %d", mBitmap, mMeshWidth, mMeshHeight);
     }
 
@@ -1032,7 +1032,7 @@
                 getPaint(renderer));
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw patch "RECT_STRING, RECT_ARGS(mLocalBounds));
     }
 
@@ -1065,7 +1065,7 @@
         return renderer.drawColor(mColor, mMode);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw color %#x, mode %d", mColor, mMode);
     }
 
@@ -1110,7 +1110,7 @@
                 mLocalBounds.right, mLocalBounds.bottom, getPaint(renderer));
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw Rect "RECT_STRING, RECT_ARGS(mLocalBounds));
     }
 
@@ -1133,7 +1133,7 @@
         return renderer.drawRects(mRects, mCount, getPaint(renderer));
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw Rects count %d", mCount);
     }
 
@@ -1159,7 +1159,7 @@
                 mLocalBounds.right, mLocalBounds.bottom, mRx, mRy, getPaint(renderer));
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw RoundRect "RECT_STRING", rx %f, ry %f", RECT_ARGS(mLocalBounds), mRx, mRy);
     }
 
@@ -1180,7 +1180,7 @@
         return renderer.drawCircle(mX, mY, mRadius, getPaint(renderer));
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw Circle x %f, y %f, r %f", mX, mY, mRadius);
     }
 
@@ -1202,7 +1202,7 @@
                 mLocalBounds.right, mLocalBounds.bottom, getPaint(renderer));
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw Oval "RECT_STRING, RECT_ARGS(mLocalBounds));
     }
 
@@ -1222,7 +1222,7 @@
                 mStartAngle, mSweepAngle, mUseCenter, getPaint(renderer));
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw Arc "RECT_STRING", start %f, sweep %f, useCenter %d",
                 RECT_ARGS(mLocalBounds), mStartAngle, mSweepAngle, mUseCenter);
     }
@@ -1258,7 +1258,7 @@
         deferInfo.batchId = DeferredDisplayList::kOpBatch_AlphaMaskTexture;
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw Path %p in "RECT_STRING, mPath, RECT_ARGS(mLocalBounds));
     }
 
@@ -1280,7 +1280,7 @@
         return renderer.drawLines(mPoints, mCount, getPaint(renderer));
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw Lines count %d", mCount);
     }
 
@@ -1306,7 +1306,7 @@
         return renderer.drawPoints(mPoints, mCount, getPaint(renderer));
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw Points count %d", mCount);
     }
 
@@ -1318,7 +1318,7 @@
     DrawSomeTextOp(const char* text, int bytesCount, int count, SkPaint* paint)
             : DrawOp(paint), mText(text), mBytesCount(bytesCount), mCount(count) {};
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw some text, %d bytes", mBytesCount);
     }
 
@@ -1428,7 +1428,7 @@
         return status;
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw Text of count %d, bytes %d", mCount, mBytesCount);
     }
 
@@ -1461,7 +1461,7 @@
         return ret;
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw Functor %p", mFunctor);
     }
 
@@ -1495,7 +1495,7 @@
         return DrawGlInfo::kStatusDone;
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw Display List %p, flags %#x", mDisplayList, mFlags);
         if (mDisplayList && (logFlags & kOpLogFlag_Recurse)) {
             mDisplayList->output(level + 1);
@@ -1518,7 +1518,7 @@
         return renderer.drawLayer(mLayer, mX, mY);
     }
 
-    virtual void output(int level, uint32_t logFlags) {
+    virtual void output(int level, uint32_t logFlags) const {
         OP_LOG("Draw Layer %p at %f %f", mLayer, mX, mY);
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java
index a19b52a..0e40140 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java
@@ -90,7 +90,6 @@
     boolean mShowPhoneRSSIForData = false;
     boolean mShowAtLeastThreeGees = false;
     boolean mAlwaysShowCdmaRssi = false;
-    boolean mShow4GforLTE = false;
 
     String mContentDescriptionPhoneSignal;
     String mContentDescriptionWifi;
@@ -200,7 +199,6 @@
 
         mShowPhoneRSSIForData = res.getBoolean(R.bool.config_showPhoneRSSIForData);
         mShowAtLeastThreeGees = res.getBoolean(R.bool.config_showMin3G);
-        mShow4GforLTE = res.getBoolean(R.bool.config_show4GForLTE);
         mAlwaysShowCdmaRssi = res.getBoolean(
                 com.android.internal.R.bool.config_alwaysUseCdmaRssi);
 
@@ -680,7 +678,8 @@
                             R.string.accessibility_data_connection_3g);
                     break;
                 case TelephonyManager.NETWORK_TYPE_LTE:
-                    if (mShow4GforLTE) {
+                    boolean show4GforLTE = mContext.getResources().getBoolean(R.bool.config_show4GForLTE);
+                    if (show4GforLTE) {
                         mDataIconList = TelephonyIcons.DATA_4G[mInetCondition];
                         mDataTypeIconId = R.drawable.stat_sys_data_connected_4g;
                         mQSDataTypeIconId = R.drawable.ic_qs_signal_4g;
diff --git a/wifi/java/android/net/wifi/WifiNative.java b/wifi/java/android/net/wifi/WifiNative.java
index 1fbed3d..375a160 100644
--- a/wifi/java/android/net/wifi/WifiNative.java
+++ b/wifi/java/android/net/wifi/WifiNative.java
@@ -198,6 +198,7 @@
     /**
      * Format of results:
      * =================
+     * id=1
      * bssid=68:7f:74:d7:1b:6e
      * freq=2412
      * level=-43
@@ -208,10 +209,11 @@
      * ====
      *
      * RANGE=ALL gets all scan results
+     * RANGE=ID- gets results from ID
      * MASK=<N> see wpa_supplicant/src/common/wpa_ctrl.h for details
      */
-    public String scanResults() {
-        return doStringCommand("BSS RANGE=ALL MASK=0x21987");
+    public String scanResults(int sid) {
+        return doStringCommand("BSS RANGE=" + sid + "- MASK=0x21987");
     }
 
     public boolean startDriver() {
diff --git a/wifi/java/android/net/wifi/WifiStateMachine.java b/wifi/java/android/net/wifi/WifiStateMachine.java
index 946bbad..1040ab19 100644
--- a/wifi/java/android/net/wifi/WifiStateMachine.java
+++ b/wifi/java/android/net/wifi/WifiStateMachine.java
@@ -68,8 +68,8 @@
 import android.os.UserHandle;
 import android.os.WorkSource;
 import android.provider.Settings;
-import android.text.TextUtils;
 import android.util.LruCache;
+import android.text.TextUtils;
 
 import com.android.internal.R;
 import com.android.internal.app.IBatteryStats;
@@ -1339,6 +1339,7 @@
         mContext.sendStickyBroadcastAsUser(intent, UserHandle.ALL);
     }
 
+    private static final String ID_STR = "id=";
     private static final String BSSID_STR = "bssid=";
     private static final String FREQ_STR = "freq=";
     private static final String LEVEL_STR = "level=";
@@ -1350,6 +1351,8 @@
 
     /**
      * Format:
+     *
+     * id=1
      * bssid=68:7f:76:d7:1a:6e
      * freq=2412
      * level=-44
@@ -1357,6 +1360,7 @@
      * flags=[WPA2-PSK-CCMP][WPS][ESS]
      * ssid=zfdy
      * ====
+     * id=2
      * bssid=68:5f:74:d7:1a:6f
      * freq=5180
      * level=-73
@@ -1365,16 +1369,43 @@
      * ssid=zuby
      * ====
      */
-    private void setScanResults(String scanResults) {
+    private void setScanResults() {
         String bssid = "";
         int level = 0;
         int freq = 0;
         long tsf = 0;
         String flags = "";
         WifiSsid wifiSsid = null;
+        String scanResults;
+        String tmpResults;
+        StringBuffer scanResultsBuf = new StringBuffer();
+        int sid = 0;
 
-        if (scanResults == null) {
-            return;
+        while (true) {
+            tmpResults = mWifiNative.scanResults(sid);
+            if (TextUtils.isEmpty(tmpResults)) break;
+            scanResultsBuf.append(tmpResults);
+            scanResultsBuf.append("\n");
+            String[] lines = tmpResults.split("\n");
+            sid = -1;
+            for (int i=lines.length - 1; i >= 0; i--) {
+                if (lines[i].startsWith(END_STR)) {
+                    break;
+                } else if (lines[i].startsWith(ID_STR)) {
+                    try {
+                        sid = Integer.parseInt(lines[i].substring(ID_STR.length())) + 1;
+                    } catch (NumberFormatException e) {
+                        // Nothing to do
+                    }
+                    break;
+                }
+            }
+            if (sid == -1) break;
+        }
+
+        scanResults = scanResultsBuf.toString();
+        if (TextUtils.isEmpty(scanResults)) {
+           return;
         }
 
         synchronized(mScanResultCache) {
@@ -2201,7 +2232,7 @@
                     sendMessageDelayed(CMD_START_SUPPLICANT, SUPPLICANT_RESTART_INTERVAL_MSECS);
                     break;
                 case WifiMonitor.SCAN_RESULTS_EVENT:
-                    setScanResults(mWifiNative.scanResults());
+                    setScanResults();
                     sendScanResultsAvailableBroadcast();
                     mScanResultIsPending = false;
                     break;