Merge change 8189

* changes:
  Enforce app cache maximum size

core/java/android/webkit/WebSettings.java

@@ -181,6 +181,7 @@ public class WebSettings {
     private boolean         mDatabaseEnabled = false;
     private String          mAppCachePath = "";
     private boolean         mAppCacheEnabled = false;
+    private long            mAppCacheMaxSize = Long.MAX_VALUE;
     private boolean         mDomStorageEnabled = false;
 
     // Class to handle messages before WebCore is ready.
@@ -995,6 +996,19 @@ public class WebSettings {
         }
     }
 
+    /**
+     * Set the maximum size for the Application Caches content.
+     * @param appCacheMaxSize the maximum size in bytes.
+     *
+     * @hide pending api council approval
+     */
+    public synchronized void setAppCacheMaxSize(long appCacheMaxSize) {
+        if (appCacheMaxSize != mAppCacheMaxSize) {
+            mAppCacheMaxSize = appCacheMaxSize;
+            postSync();
+        }
+    }
+
     /**
      * Set whether the database storage API is enabled.
      * @param flag boolean True if the WebView should use the database storage