Add a preference for disabling vibration in notifications.

chrome/android/java/src/org/chromium/chrome/browser/preferences/PrefServiceBridge.java

Index: chrome/android/java/src/org/chromium/chrome/browser/preferences/PrefServiceBridge.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/preferences/PrefServiceBridge.java b/chrome/android/java/src/org/chromium/chrome/browser/preferences/PrefServiceBridge.java
index 0f273251fcc1b5eef8babcc710f8911293d52c67..989fd17b96272651ffd221cf39bb2416f43e89c0 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/preferences/PrefServiceBridge.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/preferences/PrefServiceBridge.java
@@ -313,6 +313,13 @@ public boolean isNotificationsEnabled() {
     }
 
     /**
+     * @return whether vibration is enabled for notifications.
+     */
+    public boolean isNotificationsVibrateEnabled() {
+        return nativeGetNotificationsVibrateEnabled();
+    }
+
+    /**
      * @return whether geolocation information can be shared with content.
      */
     public boolean isAllowLocationEnabled() {
@@ -853,6 +860,10 @@ public void setNotificationsEnabled(boolean allow) {
         nativeSetNotificationsEnabled(allow);
     }
 
+    public void setNotificationsVibrateEnabled(boolean enabled) {
+        nativeSetNotificationsVibrateEnabled(enabled);
+    }
+
     public void setAllowLocationEnabled(boolean allow) {
         nativeSetAllowLocationEnabled(allow);
     }
@@ -1158,8 +1169,10 @@ private native void nativeRequestInfoAboutOtherFormsOfBrowsingHistory(
     private native void nativeSetProtectedMediaIdentifierEnabled(boolean enabled);
     private native boolean nativeGetAllowLocationEnabled();
     private native boolean nativeGetNotificationsEnabled();
+    private native boolean nativeGetNotificationsVibrateEnabled();
     private native void nativeSetAllowLocationEnabled(boolean allow);
     private native void nativeSetNotificationsEnabled(boolean allow);
+    private native void nativeSetNotificationsVibrateEnabled(boolean enabled);
     private native void nativeSetPasswordEchoEnabled(boolean enabled);
     private native void nativeSetCrashReportingEnabled(boolean reporting);
     private native boolean nativeIsCrashReportingEnabled();