<webview>: Fixed uninitialized variable

BUG=none
TBR=fsamuel@chromium.org

Review URL: https://codereview.chromium.org/368953004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@281784 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/guest_view/web_view/web_view_guest.cc

@@ -229,6 +229,7 @@ WebViewGuest::WebViewGuest(content::BrowserContext* browser_context,
       is_overriding_user_agent_(false),
       main_frame_id_(0),
       chromevox_injected_(false),
+      current_zoom_factor_(1.0),
       find_helper_(this),
       javascript_dialog_helper_(this) {
 }