Fix contants; RT-enable WebView pt2

 Bug: 15838537

 * Fix kSync_UIRedrawRequired constant value (woops)
 * Tell CanvasContext that WebView is now rt-safe

Change-Id: Idf15cf21115c2ca24b8ccd00025e8502864cd87c
diff --git a/core/java/android/view/ThreadedRenderer.java b/core/java/android/view/ThreadedRenderer.java
index 5c67da9..bfab654 100644
--- a/core/java/android/view/ThreadedRenderer.java
+++ b/core/java/android/view/ThreadedRenderer.java
@@ -64,9 +64,9 @@
 
     // Keep in sync with DrawFrameTask.h SYNC_* flags
     // Nothing interesting to report
-    private static final int SYNC_OK = 0x0;
+    private static final int SYNC_OK = 0;
     // Needs a ViewRoot invalidate
-    private static final int SYNC_INVALIDATE_REQUIRED = 0x1;
+    private static final int SYNC_INVALIDATE_REQUIRED = 1 << 0;
 
     private static final String[] VISUALIZERS = {
         PROFILE_PROPERTY_VISUALIZE_BARS,
diff --git a/libs/hwui/renderthread/CanvasContext.cpp b/libs/hwui/renderthread/CanvasContext.cpp
index fe4edf8..281a8e1 100644
--- a/libs/hwui/renderthread/CanvasContext.cpp
+++ b/libs/hwui/renderthread/CanvasContext.cpp
@@ -148,9 +148,7 @@
     info.out.canDrawThisFrame = !runningBehind;
 
     if (info.out.hasAnimations || !info.out.canDrawThisFrame) {
-        if (info.out.hasFunctors) {
-            info.out.requiresUiRedraw = true;
-        } else if (!info.out.requiresUiRedraw) {
+        if (!info.out.requiresUiRedraw) {
             // If animationsNeedsRedraw is set don't bother posting for an RT anim
             // as we will just end up fighting the UI thread.
             mRenderThread.postFrameCallback(this);
diff --git a/libs/hwui/renderthread/DrawFrameTask.h b/libs/hwui/renderthread/DrawFrameTask.h
index 96f0add..243cc5d 100644
--- a/libs/hwui/renderthread/DrawFrameTask.h
+++ b/libs/hwui/renderthread/DrawFrameTask.h
@@ -41,7 +41,7 @@
 
 enum SyncResult {
     kSync_OK = 0,
-    kSync_UIRedrawRequired = 1 << 1,
+    kSync_UIRedrawRequired = 1 << 0,
 };
 
 /*