Create a new RenderFrameHost per child frame when --site-per-process is enabled.

content/browser/web_contents/web_contents_impl_browsertest.cc

Index: content/browser/web_contents/web_contents_impl_browsertest.cc
diff --git a/content/browser/web_contents/web_contents_impl_browsertest.cc b/content/browser/web_contents/web_contents_impl_browsertest.cc
index 792b4eef5fba4f352d6bb814f16ede92f148fd31..bf69ab3095a93fa514483e0752aa2b75dacca8a4 100644
--- a/content/browser/web_contents/web_contents_impl_browsertest.cc
+++ b/content/browser/web_contents/web_contents_impl_browsertest.cc
@@ -3,13 +3,13 @@
 // found in the LICENSE file.
 
 #include "base/values.h"
-#include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/public/browser/load_notification_details.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_types.h"
+#include "content/public/browser/render_view_host.h"
 #include "content/public/browser/render_widget_host_view.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/browser/web_contents_view.h"
@@ -229,45 +229,6 @@ IN_PROC_BROWSER_TEST_F(WebContentsImplBrowserTest,
             shell()->web_contents()->GetVisibleURL());
 }
 
-// Test that the browser receives the proper frame attach/detach messages from
-// the renderer and builds proper frame tree.
-IN_PROC_BROWSER_TEST_F(WebContentsImplBrowserTest, FrameTree) {
-  ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
-
-  NavigateToURL(shell(),
-                embedded_test_server()->GetURL("/frame_tree/top.html"));
-
-  WebContentsImpl* wc = static_cast<WebContentsImpl*>(shell()->web_contents());
-  RenderViewHostImpl* rvh = static_cast<RenderViewHostImpl*>(
-      wc->GetRenderViewHost());
-  FrameTreeNode* root = wc->GetFrameTreeRootForTesting();
-
-  // Check that the root node is properly created with the frame id of the
-  // initial navigation.
-  EXPECT_EQ(3UL, root->child_count());
-  EXPECT_EQ(std::string(), root->frame_name());
-  EXPECT_EQ(rvh->main_frame_id(), root->frame_id());
-
-  EXPECT_EQ(2UL, root->child_at(0)->child_count());
-  EXPECT_STREQ("1-1-name", root->child_at(0)->frame_name().c_str());
-
-  // Verify the deepest node exists and has the right name.
-  EXPECT_EQ(2UL, root->child_at(2)->child_count());
-  EXPECT_EQ(1UL, root->child_at(2)->child_at(1)->child_count());
-  EXPECT_EQ(0UL, root->child_at(2)->child_at(1)->child_at(0)->child_count());
-  EXPECT_STREQ("3-1-id",
-      root->child_at(2)->child_at(1)->child_at(0)->frame_name().c_str());
-
-  // Navigate to about:blank, which should leave only the root node of the frame
-  // tree in the browser process.
-  NavigateToURL(shell(), embedded_test_server()->GetURL("/title1.html"));
-
-  root = wc->GetFrameTreeRootForTesting();
-  EXPECT_EQ(0UL, root->child_count());
-  EXPECT_EQ(std::string(), root->frame_name());
-  EXPECT_EQ(rvh->main_frame_id(), root->frame_id());
-}
-
 // TODO(sail): enable this for MAC when auto resizing of WebContentsViewCocoa is
 // fixed.
 // TODO(shrikant): enable this for Windows when issue with