Improve process crash handling in RenderViewHost & mock RenderProcessHost.

ui/views/controls/webview/webview_interactive_uitest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/views/controls/webview/webview.h"
 
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/public/browser/web_contents.h"
+#include "content/public/test/mock_render_process_host.h"
 #include "content/public/test/test_browser_context.h"
 #include "content/public/test/test_browser_thread.h"
 #include "content/public/test/test_renderer_host.h"
 #include "content/public/test/web_contents_tester.h"
 #include "ui/base/ime/text_input_focus_manager.h"
 #include "ui/base/ui_base_switches.h"
 #include "ui/gl/gl_surface.h"
 #include "ui/views/test/test_views_delegate.h"
 #include "ui/views/test/webview_test_helper.h"
 #include "ui/views/test/widget_test.h"
@@ skipping 62 matching lines @@
   EXPECT_TRUE(widget->IsActive());
 
   ui::TextInputFocusManager* text_input_focus_manager =
       ui::TextInputFocusManager::GetInstance();
   EXPECT_EQ(nullptr, webview->GetTextInputClient());
   EXPECT_EQ(text_input_focus_manager->GetFocusedTextInputClient(),
             webview->GetTextInputClient());
 
   // Case 1: Creates a new WebContents.
   content::WebContents* web_contents1 = webview->GetWebContents();
+  web_contents1->GetRenderViewHost()->GetProcess()->Init();
   content::RenderViewHostTester::For(web_contents1->GetRenderViewHost())
       ->CreateRenderView(base::string16(), MSG_ROUTING_NONE, MSG_ROUTING_NONE,
                          -1, false);
   webview->RequestFocus();
   ui::TextInputClient* client1 = webview->GetTextInputClient();
   EXPECT_NE(nullptr, client1);
   EXPECT_EQ(text_input_focus_manager->GetFocusedTextInputClient(), client1);
 
   // Case 2: Replaces a WebContents by SetWebContents().
   scoped_ptr<content::WebContents> web_contents2(
       content::WebContentsTester::CreateTestWebContents(browser_context(),
                                                         nullptr));
+  web_contents2->GetRenderViewHost()->GetProcess()->Init();
   content::RenderViewHostTester::For(web_contents2->GetRenderViewHost())
       ->CreateRenderView(base::string16(), MSG_ROUTING_NONE, MSG_ROUTING_NONE,
                          -1, false);
   webview->SetWebContents(web_contents2.get());
   ui::TextInputClient* client2 = webview->GetTextInputClient();
   EXPECT_NE(nullptr, client2);
   EXPECT_EQ(text_input_focus_manager->GetFocusedTextInputClient(), client2);
   EXPECT_NE(client1, client2);
 
   widget->Close();
   RunPendingMessages();
 }
 
 }  // namespace