Fix toolbar drawing problem when clearing the clip rect.

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

Index: chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarPhone.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarPhone.java b/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarPhone.java
index 74244c6346dd8992054583ea64261f88720bae1d..c140d73cb2a9f7669eda6b0998fd3fb0f03e8866 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarPhone.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarPhone.java
@@ -1117,6 +1117,10 @@ public class ToolbarPhone extends ToolbarLayout
         super.draw(canvas);
         if (shouldClip) {
             canvas.restore();
+
+            // Post an invalidate when the clip rect becomes null to ensure another draw pass occurs
+            // and the full toolbar is drawn again.
+            if (mClipRect == null) postInvalidate();
         }
     }