Make font size of names on QuickContact smaller on large tablets

We are going to use the default 32dp/28dp.
And UX designer is ok with the change.

Screenshots https://goto.google.com/b27875035

Bug 27875035

Change-Id: I70414e00a7d631c68a999ad947d34f342608549e
(cherry picked from commit 33c0fadda40c179abafc662944d0ac7be4b7d77c)
diff --git a/res/values-sw720dp/dimens.xml b/res/values-sw720dp/dimens.xml
index 6e87e97..3186b89 100644
--- a/res/values-sw720dp/dimens.xml
+++ b/res/values-sw720dp/dimens.xml
@@ -26,10 +26,6 @@
     <dimen name="quickcontact_title_initial_margin">32dp</dimen>
     <!-- When QC is uncollapsed, the title has this much margin on its bottom -->
     <dimen name="quickcontact_title_initial_bottom_margin">0dp</dimen>
-    <!-- Initial size of QuickContact's title size -->
-    <dimen name="quickcontact_maximum_title_size">56dp</dimen>
-    <!-- Initial size of QuickContact's phonetic name size -->
-    <dimen name="quickcontact_maximum_phonetic_name_size">50dp</dimen>
     <!-- Right margin of the floating action button -->
     <dimen name="floating_action_button_margin_right">100dp</dimen>