Fix text size in Fake Action Bar. [DO NOT MERGE]

The density multiplier was being applied twice to the title text in
the fake action bar.

Bug: 11436018
Change-Id: Id74c11037cb43d01f6cd79126623c84edfc37aaf
(cherry-picked from f4800bc3b1)

tools/layoutlib/bridge/src/com/android/layoutlib/bridge/bars/CustomBar.java

@@ -290,7 +290,7 @@ abstract class CustomBar extends LinearLayout {
                     TypedValue out = new TypedValue();
                     if (ResourceHelper.parseFloatAttribute("textSize", textSize.getValue(), out,
                             true /*requireUnit*/)) {
-                        textView.setTextSize(
+                        textView.setTextSize(TypedValue.COMPLEX_UNIT_PX,
                                 out.getDimension(bridgeContext.getResources().getDisplayMetrics()));
                     }
                 }