Only gather transparent regions inside their own view bounds in views that might have children exte…

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

Index: chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarControlContainer.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarControlContainer.java b/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarControlContainer.java
index 87227e26510225ac0f558cca3b8dd0d10d006a4b..2a5b580c0cc0d69ac94b802d53c5928190f278be 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarControlContainer.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarControlContainer.java
@@ -8,6 +8,7 @@ import android.content.Context;
 import android.graphics.Canvas;
 import android.graphics.PorterDuff;
 import android.graphics.Rect;
+import android.graphics.Region;
 import android.util.AttributeSet;
 import android.view.MotionEvent;
 import android.view.View;
@@ -16,6 +17,7 @@ import android.widget.FrameLayout;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.compositor.layouts.eventfilter.EdgeSwipeHandler;
 import org.chromium.chrome.browser.contextualsearch.SwipeRecognizer;
+import org.chromium.chrome.browser.util.ViewUtils;
 import org.chromium.chrome.browser.widget.ClipDrawableProgressBar.DrawingInfo;
 import org.chromium.chrome.browser.widget.ControlContainer;
 import org.chromium.chrome.browser.widget.ToolbarProgressBar;
@@ -133,6 +135,12 @@ public class ToolbarControlContainer extends FrameLayout implements ControlConta
         protected boolean isReadyForCapture() {
             return mReadyForBitmapCapture;
         }
+
+        @Override
+        public boolean gatherTransparentRegion(Region region) {
+            ViewUtils.gatherTransparentRegionsForOpaqueView(this, region);
+            return true;
+        }
     }
 
     private static class ToolbarViewResourceAdapter extends ViewResourceAdapter {