Use default scale when restored scale is 0.

issue: 4975315
Change-Id: I47aa09605bb245cd271932d59d4d334f1e1b732f

1 files changed, 3 insertions, 2 deletions

diff --git a/core/java/android/webkit/WebViewCore.java b/core/java/android/webkit/WebViewCore.java
index 7e41d36eee65..8fae7ecde139 100644
--- a/core/java/android/webkit/WebViewCore.java
+++ b/core/java/android/webkit/WebViewCore.java
@@ -2471,9 +2471,10 @@ public final class WebViewCore {
     // called by JNI
     private void restoreScale(float scale, float textWrapScale) {
         if (mBrowserFrame.firstLayoutDone() == false) {
-            mRestoredScale = scale;
+            final float defaultScale = mWebView.getDefaultZoomScale();
+            mRestoredScale = (scale <= 0.0) ? defaultScale : scale;
             if (mSettings.getUseWideViewPort()) {
-                mRestoredTextWrapScale = textWrapScale;
+                mRestoredTextWrapScale = (textWrapScale <= 0.0) ? defaultScale : textWrapScale;
             }
         }
     }