Add abstractions that let embedders drive tests of WebContents.

content/test/web_contents_tester.cc

Index: content/test/web_contents_tester.cc
diff --git a/content/test/web_contents_tester.cc b/content/test/web_contents_tester.cc
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+// Copyright (c) 2012 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 "content/test/web_contents_tester.h"
+
+#include "content/browser/tab_contents/test_tab_contents.h"
+
+namespace content {
+
+namespace {
+
+// The two subclasses here are instantiated via the deprecated
+// CreateWebContentsFor... factories below.
+
+class TestTabContentsCountFocus : public TestTabContents {
+ public:
+  TestTabContentsCountFocus(content::BrowserContext* browser_context,
+                       content::SiteInstance* instance)
+      : TestTabContents(browser_context, instance), focus_called_(0) {
+  }
+
+  virtual int GetNumberOfFocusCalls() OVERRIDE {
+    return focus_called_;
+  }
+
+  virtual void Focus() OVERRIDE {
+    focus_called_++;
+  }
+
+ private:
+  int focus_called_;
+};
+
+class TestTabContentsCountSetFocusToLocationBar : public TestTabContents {
+ public:
+  TestTabContentsCountSetFocusToLocationBar(
+      content::BrowserContext* browser_context,
+      SiteInstance* instance)
+      : TestTabContents(browser_context, instance), focus_called_(0) {
+  }
+
+  virtual void SetFocusToLocationBar(bool select_all) { ++focus_called_; }
+  virtual int GetNumberOfFocusCalls() OVERRIDE {
+    return focus_called_;
+  }
+
+ private:
+  int focus_called_;
+};
+
+}  // namespace
+
+// static
+WebContentsTester* WebContentsTester::For(WebContents* contents) {
+  return static_cast<TestTabContents*>(contents);
+}
+
+// static
+WebContents* WebContentsTester::CreateTestWebContents(
+    BrowserContext* browser_context,
+    SiteInstance* instance) {
+  return new TestTabContents(browser_context, instance);
+}
+
+// static
+WebContents* WebContentsTester::CreateTestWebContentsCountSetFocusToLocationBar(
+    BrowserContext* browser_context,
+    SiteInstance* instance) {
+  return new TestTabContentsCountSetFocusToLocationBar(
+      browser_context, instance);
+}
+
+// static
+WebContents* WebContentsTester::CreateTestWebContentsCountFocus(
+    BrowserContext* browser_context,
+    SiteInstance* instance) {
+  return new TestTabContentsCountFocus(browser_context, instance);
+}
+
+}  // namespace content