Rewire Android WebView's compositor changed signal.

content/public/test/test_synchronous_compositor_android.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 "content/public/test/test_synchronous_compositor_android.h"
 
 #include <utility>
 
 #include "cc/output/compositor_frame.h"
 
 namespace content {
 
 TestSynchronousCompositor::TestSynchronousCompositor() : client_(NULL) {
 }
 
 TestSynchronousCompositor::~TestSynchronousCompositor() {
   SetClient(NULL);
 }
 
 void TestSynchronousCompositor::SetClient(SynchronousCompositorClient* client) {
   if (client_)
-    client_->DidDestroyCompositor(this);
+    client_->DidDestroyCompositor(this, 0, 0);
   client_ = client;
   if (client_) {
-    client_->DidInitializeCompositor(this);
-    client_->DidBecomeCurrent(this);
+    client_->DidInitializeCompositor(this, 0, 0);
   }
 }
 
 SynchronousCompositor::Frame TestSynchronousCompositor::DemandDrawHw(
     const gfx::Size& surface_size,
     const gfx::Transform& transform,
     const gfx::Rect& viewport,
     const gfx::Rect& clip,
     const gfx::Rect& viewport_rect_for_tile_priority,
     const gfx::Transform& transform_for_tile_priority) {
@@ skipping 28 matching lines @@
 
 TestSynchronousCompositor::ReturnedResources::ReturnedResources()
     : output_surface_id(0u) {}
 
 TestSynchronousCompositor::ReturnedResources::ReturnedResources(
     const ReturnedResources& other) = default;
 
 TestSynchronousCompositor::ReturnedResources::~ReturnedResources() {}
 
 }  // namespace content