Add switch to disable recording whole document

content/browser/android/in_process/synchronous_compositor_factory_impl.cc

Index: content/browser/android/in_process/synchronous_compositor_factory_impl.cc
diff --git a/content/browser/android/in_process/synchronous_compositor_factory_impl.cc b/content/browser/android/in_process/synchronous_compositor_factory_impl.cc
index 7c5646e589729321b8ecb0dfda50216fbfa44c25..4449ca19fa4df556499d5dc7f75fd10d6e6b8da0 100644
--- a/content/browser/android/in_process/synchronous_compositor_factory_impl.cc
+++ b/content/browser/android/in_process/synchronous_compositor_factory_impl.cc
@@ -123,7 +123,8 @@ class VideoContextProvider
 using webkit::gpu::WebGraphicsContext3DInProcessCommandBufferImpl;
 
 SynchronousCompositorFactoryImpl::SynchronousCompositorFactoryImpl()
-    : num_hardware_compositors_(0) {
+    : record_full_layer_(true),
+      num_hardware_compositors_(0) {
   SynchronousCompositorFactory::SetInstance(this);
 }
 
@@ -134,6 +135,11 @@ SynchronousCompositorFactoryImpl::GetCompositorMessageLoop() {
   return BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI);
 }
 
+bool
+SynchronousCompositorFactoryImpl::RecordFullLayer() {
+  return record_full_layer_;
+}
+
 scoped_ptr<cc::OutputSurface>
 SynchronousCompositorFactoryImpl::CreateOutputSurface(int routing_id) {
   scoped_ptr<SynchronousCompositorOutputSurface> output_surface(
@@ -240,4 +246,8 @@ void SynchronousCompositorFactoryImpl::SetDeferredGpuService(
   service_ = service;
 }
 
+void SynchronousCompositorFactoryImpl::DisableRecordFullLayer() {
+  record_full_layer_ = false;
+}
+
 }  // namespace content