Add 200MS delay before starting toolbar scale animation

chrome/android/java/src/org/chromium/chrome/browser/toolbar/CustomTabToolbar.java

Index: chrome/android/java/src/org/chromium/chrome/browser/toolbar/CustomTabToolbar.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/toolbar/CustomTabToolbar.java b/chrome/android/java/src/org/chromium/chrome/browser/toolbar/CustomTabToolbar.java
index 8230379bdb88071bdcf433e0d4009ce69bf9ee8a..a32944c32c01c0242e2db569918de3316ff269a8 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/toolbar/CustomTabToolbar.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/toolbar/CustomTabToolbar.java
@@ -22,6 +22,7 @@ import android.widget.ImageView;
 import android.widget.TextView;
 
 import org.chromium.base.ApiCompatibilityUtils;
+import org.chromium.base.ThreadUtils;
 import org.chromium.base.VisibleForTesting;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.WindowDelegate;
@@ -50,6 +51,8 @@ import org.chromium.ui.base.WindowAndroid;
  */
 public class CustomTabToolbar extends ToolbarLayout implements LocationBar,
         View.OnLongClickListener {
+    private static final int TITLE_ANIM_DELAY_MS = 200;
+
     private View mLocationBarFrameLayout;
     private View mTitleUrlContainer;
     private UrlBar mUrlBar;
@@ -65,6 +68,14 @@ public class CustomTabToolbar extends ToolbarLayout implements LocationBar,
 
     private CustomTabToolbarAnimationDelegate mAnimDelegate;
     private boolean mBackgroundColorSet;
+    private long mInitializeTimeStamp;
+
+    private Runnable mTitleAnimationStarter = new Runnable() {
+        @Override
+        public void run() {
+            mAnimDelegate.startTitleAnimation(getContext());
+        }
+    };
 
     /**
      * Constructor for getting this class inflated from an xml layout file.
@@ -105,6 +116,7 @@ public class CustomTabToolbar extends ToolbarLayout implements LocationBar,
             ToolbarTabController tabController, AppMenuButtonHelper appMenuButtonHelper) {
         super.initialize(toolbarDataProvider, tabController, appMenuButtonHelper);
         updateVisualsForState();
+        mInitializeTimeStamp = System.currentTimeMillis();
     }
 
     @Override
@@ -203,7 +215,13 @@ public class CustomTabToolbar extends ToolbarLayout implements LocationBar,
         // It takes some time to parse the title of the webcontent, and before that Tab#getTitle
         // always return the url. We postpone the title animation until the title is authentic.
         if (mShouldShowTitle && !TextUtils.equals(currentTab.getTitle(), currentTab.getUrl())) {
-            mAnimDelegate.startTitleAnimation(getContext());
+            long duration = System.currentTimeMillis() - mInitializeTimeStamp;
+            if (duration >= TITLE_ANIM_DELAY_MS) {
+                mTitleAnimationStarter.run();
+            } else {
+                ThreadUtils.postOnUiThreadDelayed(mTitleAnimationStarter,
+                        TITLE_ANIM_DELAY_MS - duration);
+            }
         }
 
         mTitleBar.setText(currentTab.getTitle());