[Android] Perform haptic feedback after long press when appropriate

content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java

Index: content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
diff --git a/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java b/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
index 5ea4572ddeff44bd54b55882b2cded4f8f8627ea..6ce15e406ce6e066fa16fb84fe0947ad24a74d72 100644
--- a/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
+++ b/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
@@ -2417,12 +2417,21 @@ public class ContentViewCore
 
     @SuppressWarnings("unused")
     @CalledByNative
-    private void showPastePopup(int xDip, int yDip) {
-        if (!mHasInsertion || !canPaste()) return;
+    private void showPastePopupWithFeedback(int xDip, int yDip) {
+        // TODO(jdduke): Remove this when there is a better signal that long press caused
+        // showing of the paste popup. See http://crbug.com/150151.
+        if (showPastePopup(xDip, yDip)) {
+            mContainerView.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS);
+        }
+    }
+
+    private boolean showPastePopup(int xDip, int yDip) {
+        if (!mHasInsertion || !canPaste()) return false;
         final float contentOffsetYPix = mRenderCoordinates.getContentOffsetYPix();
         getPastePopup().showAt(
             (int) mRenderCoordinates.fromDipToPix(xDip),
             (int) (mRenderCoordinates.fromDipToPix(yDip) + contentOffsetYPix));
+        return true;
     }
 
     private PastePopupMenu getPastePopup() {