aw: Fix clearView implementation

android_webview/browser/test/fake_window.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 "android_webview/browser/test/fake_window.h"
 
 #include "android_webview/browser/browser_view_renderer.h"
 #include "android_webview/public/browser/draw_gl.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/synchronization/waitable_event.h"
@@ skipping 34 matching lines @@
       hooks_(hooks),
       surface_size_(100, 100),
       location_(location),
       on_draw_hardware_pending_(false),
       functor_(nullptr),
       context_current_(false),
       weak_ptr_factory_(this) {
   CheckCurrentlyOnUIThread();
   DCHECK(view_);
   view_->OnAttachedToWindow(location_.width(), location_.height());
+  view_->SetWindowVisibility(true);
+  view_->SetViewVisibility(true);

[hush (inactive), 2015/01/14 02:06:12]

what does it do?

[boliu, 2015/01/14 02:08:20]

WindowVisible is used when scheduling fallback ticks. View visibility isn't used
for anything, and just kept here for consistency.

Conceptually these are states in FakeWindow that can be toggled. Nothing needs
them to be true yet though.

 }
 
 FakeWindow::~FakeWindow() {
   CheckCurrentlyOnUIThread();
 }
 
 void FakeWindow::Detach() {
   CheckCurrentlyOnUIThread();
   view_->OnDetachedFromWindow();
 
@@ skipping 45 matching lines @@
   base::MessageLoopProxy::current()->PostTask(
       FROM_HERE,
       base::Bind(&FakeWindow::OnDrawHardware, weak_ptr_factory_.GetWeakPtr()));
 }
 
 void FakeWindow::OnDrawHardware() {
   CheckCurrentlyOnUIThread();
   DCHECK(on_draw_hardware_pending_);
   on_draw_hardware_pending_ = false;
 
+  hooks_->WillOnDraw();
   bool success = view_->OnDrawHardware();
+  hooks_->DidOnDraw(success);
   if (success) {
     CreateRenderThreadIfNeeded();
 
     base::WaitableEvent completion(true, false);
     render_thread_loop_->PostTask(
         FROM_HERE, base::Bind(&FakeWindow::DrawFunctorOnRT,
                               base::Unretained(this), &completion));
     completion.Wait();
   }
 }
@@ skipping 95 matching lines @@
     surface_ = nullptr;
   }
   sync->Signal();
 }
 
 void FakeWindow::CheckCurrentlyOnRT() {
   DCHECK(rt_checker_.CalledOnValidSequencedThread());
 }
 
 }  // namespace android_webview