Implement initial version of scroll end effect

chrome/browser/ui/views/frame/browser_view_layout_unittest.cc

Index: chrome/browser/ui/views/frame/browser_view_layout_unittest.cc
diff --git a/chrome/browser/ui/views/frame/browser_view_layout_unittest.cc b/chrome/browser/ui/views/frame/browser_view_layout_unittest.cc
index e0e45eafb4e8e59fdc8067c9c10ea23a383cb86a..e6074080f2b77b05059eec51780e500048be0406 100644
--- a/chrome/browser/ui/views/frame/browser_view_layout_unittest.cc
+++ b/chrome/browser/ui/views/frame/browser_view_layout_unittest.cc
@@ -12,6 +12,7 @@
 #include "chrome/browser/ui/views/tabs/tab_strip.h"
 #include "chrome/test/base/browser_with_test_window_test.h"
 #include "testing/gtest/include/gtest/gtest.h"
+#include "ui/views/controls/webview/webview.h"
 
 class MockBrowserViewLayoutDelegate : public BrowserViewLayoutDelegate {
  public:
@@ -94,6 +95,28 @@ class MockView : public views::View {
   DISALLOW_COPY_AND_ASSIGN(MockView);
 };
 
+// A simple web view that prefers an initial size.
+class MockWebView : public views::WebView {
+ public:
+  explicit MockWebView(gfx::Size initial_size)
+      : views::WebView(NULL),
+        size_(initial_size) {
+    SetBoundsRect(gfx::Rect(gfx::Point(), size_));
+  }
+  virtual ~MockWebView() {}
+
+  // views::View overrides:
+  virtual gfx::Size GetPreferredSize() OVERRIDE {
+    return size_;
+  }
+
+ private:
+  gfx::Size size_;
+
+  DISALLOW_COPY_AND_ASSIGN(MockWebView);
+};
+
+
 ///////////////////////////////////////////////////////////////////////////////
 
 class MockImmersiveModeController : public ImmersiveModeController {
@@ -164,7 +187,7 @@ class BrowserViewLayoutTest : public BrowserWithTestWindowTest {
     root_view_->AddChildView(infobar_container_);
 
     contents_split_ = new MockView(gfx::Size(800, 600));
-    active_web_view_ = new MockView(gfx::Size(800, 600));
+    active_web_view_ = new MockWebView(gfx::Size(800, 600));
     contents_container_ = new ContentsContainer(active_web_view_);
     contents_split_->AddChildView(contents_container_);
     root_view_->AddChildView(contents_split_);
@@ -196,7 +219,7 @@ class BrowserViewLayoutTest : public BrowserWithTestWindowTest {
   InfoBarContainerView* infobar_container_;
   MockView* contents_split_;
   ContentsContainer* contents_container_;
-  MockView* active_web_view_;
+  MockWebView* active_web_view_;
 
   scoped_ptr<MockImmersiveModeController> immersive_mode_controller_;