blimp: Set up the CompositorDependencies for blimp in Chrome.

blimp/client/support/compositor/mock_compositor_dependencies.cc

Index: blimp/client/support/compositor/mock_compositor_dependencies.cc
diff --git a/blimp/client/support/compositor/mock_compositor_dependencies.cc b/blimp/client/support/compositor/mock_compositor_dependencies.cc
index 85e7efa8bc48f89c89116fcc256ee7d820e111e4..3531a0c270bfd83901f3754dc81bd3b87c6ad61b 100644
--- a/blimp/client/support/compositor/mock_compositor_dependencies.cc
+++ b/blimp/client/support/compositor/mock_compositor_dependencies.cc
@@ -9,11 +9,14 @@
 namespace blimp {
 namespace client {
 
-void MockCompositorDependencies::GetContextProvider(
+void MockCompositorDependencies::GetContextProviders(
     const ContextProviderCallback& callback) {
-  scoped_refptr<cc::ContextProvider> provider =
+  ContextProviders context_providers;
+  context_providers.compositor_context_provider =
       make_scoped_refptr(new cc::TestInProcessContextProvider(nullptr));
-  callback.Run(provider);
+  context_providers.worker_context_provider =
+      make_scoped_refptr(new cc::TestInProcessContextProvider(nullptr));
+  callback.Run(context_providers);
 }
 
 }  // namespace client