Move loading methods from WebFrame to WebLocalFrame.

third_party/WebKit/Source/web/tests/PrerenderingTest.cpp

Index: third_party/WebKit/Source/web/tests/PrerenderingTest.cpp
diff --git a/third_party/WebKit/Source/web/tests/PrerenderingTest.cpp b/third_party/WebKit/Source/web/tests/PrerenderingTest.cpp
index e39af10c3a7ca1f39b265bedaa218d06fee03de5..bb791ecdd114f9a7057ed799ae38ab4a9998f710 100644
--- a/third_party/WebKit/Source/web/tests/PrerenderingTest.cpp
+++ b/third_party/WebKit/Source/web/tests/PrerenderingTest.cpp
@@ -172,12 +172,12 @@ class PrerenderingTest : public ::testing::Test {
     web_view_helper_.Initialize(kRunJavascript);
     web_view_helper_.WebView()->SetPrerendererClient(&prerenderer_client_);
 
-    FrameTestHelpers::LoadFrame(web_view_helper_.WebView()->MainFrame(),
+    FrameTestHelpers::LoadFrame(web_view_helper_.WebView()->MainFrameImpl(),
                                 std::string(base_url) + file_name);
   }
 
   void NavigateAway() {
-    FrameTestHelpers::LoadFrame(web_view_helper_.WebView()->MainFrame(),
+    FrameTestHelpers::LoadFrame(web_view_helper_.WebView()->MainFrameImpl(),
                                 "about:blank");
   }