Skip iconScale logic in responsive grid

Fix: 289198168
Flag: ENABLE_RESPONSIVE_WORKSPACE
Test: DeviceProfileResponsiveDumpTest, DeviceProfileResponsiveAlternativeDisplaysDumpTest
Change-Id: Iefe9ab3986a6d50ac920ba7bf417c0a8f254d878
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index 28e0cf2..9a3480b 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -886,6 +886,10 @@
         updateIconSize(1f, res);
         updateWorkspacePadding();
 
+        if (mIsResponsiveGrid) {
+            return 0;
+        }
+
         // Check to see if the icons fit within the available height.
         float usedHeight = getCellLayoutHeightSpecification();
         final int maxHeight = getCellLayoutHeight();