Expose the ability to destroy native webcontents created in ContentViewUtil.

BUG=236521

Review URL: https://chromiumcodereview.appspot.com/15650027

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@205740 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 15 insertions, 0 deletions

diff --git a/chrome/android/java/src/org/chromium/chrome/browser/ContentViewUtil.java b/chrome/android/java/src/org/chromium/chrome/browser/ContentViewUtil.java
index b8dc0b0..a241dca 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/ContentViewUtil.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/ContentViewUtil.java
@@ -21,5 +21,13 @@ public abstract class ContentViewUtil {
         return nativeCreateNativeWebContents(incognito);
     }
 
+    /**
+     * @param webContentsPtr The WebContents reference to be deleted.
+     */
+    public static void destroyNativeWebContents(int webContentsPtr) {
+        nativeDestroyNativeWebContents(webContentsPtr);
+    }
+
     private static native int nativeCreateNativeWebContents(boolean incognito);
+    private static native void nativeDestroyNativeWebContents(int webContentsPtr);
 }
diff --git a/chrome/browser/android/content_view_util.cc b/chrome/browser/android/content_view_util.cc
index ad99146..2acdb1e 100644
--- a/chrome/browser/android/content_view_util.cc
+++ b/chrome/browser/android/content_view_util.cc
@@ -22,6 +22,13 @@ static jint CreateNativeWebContents(
   return reinterpret_cast<jint>(web_contents);
 }
 
+static void DestroyNativeWebContents(
+    JNIEnv* env, jclass clazz, jint web_contents_ptr) {
+  content::WebContents* web_contents =
+      reinterpret_cast<content::WebContents*>(web_contents_ptr);
+  delete web_contents;
+}
+
 bool RegisterContentViewUtil(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }