Add a Kill switch for WebVR cardboard support through finch.

components/variations/android/java/src/org/chromium/components/variations/VariationsAssociatedData.java

Index: components/variations/android/java/src/org/chromium/components/variations/VariationsAssociatedData.java
diff --git a/components/variations/android/java/src/org/chromium/components/variations/VariationsAssociatedData.java b/components/variations/android/java/src/org/chromium/components/variations/VariationsAssociatedData.java
index 8d7264d780a7b94b646f7d4e92d85c467cf044ee..084aad38709ac083293576d0e00e1c464c8bbae6 100644
--- a/components/variations/android/java/src/org/chromium/components/variations/VariationsAssociatedData.java
+++ b/components/variations/android/java/src/org/chromium/components/variations/VariationsAssociatedData.java
@@ -18,6 +18,18 @@ public final class VariationsAssociatedData {
     }
 
     /**
+     * @param feature Native reference of the feature to get the param as integer for.
+     * @param paramName The name of the param for which to get as an integer.
+     * @param defaultValue The integer value to use if the param is not available.
+     * @return The parameter value as an int. Default value if the feature does not exist or the
+     *     specified parameter does not exist.
+     */
+    public static int getVariationParamByFeatureAsInt(
+            long feature, String paramName, int defaultValue) {
+        return nativeGetVariationParamByFeatureAsInt(feature, paramName, defaultValue);
+    }
+
+    /**
      * @param trialName The name of the trial to get the param value for.
      * @param paramName The name of the param for which to get the value.
      * @return The parameter value. Empty string if the field trial does not exist or the specified
@@ -35,4 +47,6 @@ public final class VariationsAssociatedData {
 
     private static native String nativeGetVariationParamValue(String trialName, String paramName);
     private static native String nativeGetFeedbackVariations();
+    private static native int nativeGetVariationParamByFeatureAsInt(
+            long feature, String paramName, int defaultValue);
 }