Context menu should not shows data: in heading

In some senario image source url has full image data starts with
"data:" so context menu in that case returns source url starts with
"data:" and full contents.In those senario we should show only link url
instead of source url.

BUG=395511

Review URL: https://codereview.chromium.org/398893006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@285880 0039d316-1c4b-4281-b951-d872f2087c98

chrome/android/java/src/org/chromium/chrome/browser/contextmenu/ChromeContextMenuPopulator.java

@@ -20,6 +20,7 @@ import org.chromium.chrome.browser.search_engines.TemplateUrlService;
 public class ChromeContextMenuPopulator implements ContextMenuPopulator {
     private final ChromeContextMenuItemDelegate mDelegate;
     private MenuInflater mMenuInflater;
+    private final String BLANK_URL = "about:blank";
 
     /**
      * Builds a {@link ChromeContextMenuPopulator}.
@@ -38,10 +39,8 @@ public class ChromeContextMenuPopulator implements ContextMenuPopulator {
 
     @Override
     public void buildContextMenu(ContextMenu menu, Context context, ContextMenuParams params) {
-        if (params.isImage() && !TextUtils.isEmpty(params.getSrcUrl()))
-            menu.setHeaderTitle(params.getSrcUrl());
-        else if (!TextUtils.isEmpty(params.getLinkUrl()) )
-            menu.setHeaderTitle(params.getLinkUrl());
+        if (!TextUtils.isEmpty(params.getLinkUrl()) && !params.getLinkUrl().equals(BLANK_URL))
+                menu.setHeaderTitle(params.getLinkUrl());
 
         if (mMenuInflater == null) mMenuInflater = new MenuInflater(context);