[Home] Update Chrome Home promo string

Change "Not now" to "Not yet".

BUG=783829

Change-Id: I9699116ea54d3b6f55b344463328c8b07ff2fcb7
Reviewed-on: https://chromium-review.googlesource.com/777020Reviewed-by: Theresa <twellington@chromium.org>
Reviewed-by: Ted Choc <tedchoc@chromium.org>
Commit-Queue: Matthew Jones <mdjones@chromium.org>
Cr-Commit-Position: refs/heads/master@{#517501}

chrome/android/java/src/org/chromium/chrome/browser/widget/bottomsheet/ChromeHomePromoDialog.java

@@ -108,7 +108,7 @@ public class ChromeHomePromoDialog extends PromoDialog {
             params.secondaryButtonStringResource = R.string.chrome_home_promo_dialog_turn_off;
         } else {
             params.primaryButtonStringResource = R.string.chrome_home_promo_dialog_try_it;
-            params.secondaryButtonStringResource = R.string.chrome_home_promo_dialog_not_now;
+            params.secondaryButtonStringResource = R.string.chrome_home_promo_dialog_not_yet;
         }
 
         if (SysUtils.isLowEndDevice()) {

chrome/android/java/strings/android_chrome_strings.grd

@@ -3201,8 +3201,8 @@ You must have Bluetooth and Location turned on in order to use the Physical Web.
       <message name="IDS_CHROME_HOME_PROMO_DIALOG_MESSAGE_ACCESSIBILITY" desc="Dialog body text when accessibility is enabled. Dialog describes a new feature called “Chrome Home” (which is a placeholder name, official naming is underway; for now, do not translate the feature name). “Swipe up” (imperative) refers to the gesture on a mobile phone. “access” is a noun. “Popular” modifies both “sites and articles.” “Downloads” refers to items the user has downloaded in Chrome.">
         Swipe up from the bottom of the screen or tap the expand button for easy access to popular sites and articles, downloads, and more
       </message>
-      <message name="IDS_CHROME_HOME_PROMO_DIALOG_NOT_NOW" desc="Dialog button text that is visible if the new Chrome is disabled and will dismiss the dialog when pressed without changing the state of Chrome.">
-        Not now
+      <message name="IDS_CHROME_HOME_PROMO_DIALOG_NOT_YET" desc="Dialog button text that is visible if the new Chrome is disabled and will dismiss the dialog when pressed without changing the state of Chrome.">
+        Not yet
       </message>
       <message name="IDS_CHROME_HOME_PROMO_DIALOG_TITLE" desc="Dialog title text. Dialog describes the new Chrome. Object is omitted; intended meaning is that we wish to introduce you, the user, to a new version of Chrome. Infinitive or other verb form may be used if the gerund is not appropriate in your language.">
         Introducing the new Chrome