Disable window rounded corner animations

For graphics performance reasons

Bug: 122347746
Test: visual; swipe up on overview
Change-Id: Iadc765aa72e2777f5307659a6138e9dcef1a9659
diff --git a/overlay/frameworks/base/core/res/res/values/config.xml b/overlay/frameworks/base/core/res/res/values/config.xml
index 7c30fc9..4ada190 100755
--- a/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/overlay/frameworks/base/core/res/res/values/config.xml
@@ -497,4 +497,7 @@
 
      <!-- True if Unprocessed audio source supports the required frequency range and level -->
     <bool name="config_supportAudioSourceUnprocessed">true</bool>
+
+    <!-- Disable rounded corners on windows to improve graphics performance -->
+    <bool name="config_supportsRoundedCornersOnWindows">false</bool>
 </resources>