Cleanup blimp/client/core code organization.

blimp/client/core/context/dummy_blimp_client_context.cc

Index: blimp/client/core/context/dummy_blimp_client_context.cc
diff --git a/blimp/client/core/dummy_blimp_client_context.cc b/blimp/client/core/context/dummy_blimp_client_context.cc
similarity index 92%
rename from blimp/client/core/dummy_blimp_client_context.cc
rename to blimp/client/core/context/dummy_blimp_client_context.cc
index 45a4ef4f958a38f10b0dc3d650c0549aaca645e1..9bebbb8570f54e7fd3487592271ad6d4a61c1d31 100644
--- a/blimp/client/core/dummy_blimp_client_context.cc
+++ b/blimp/client/core/context/dummy_blimp_client_context.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "blimp/client/core/dummy_blimp_client_context.h"
+#include "blimp/client/core/context/dummy_blimp_client_context.h"
 
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
@@ -11,7 +11,7 @@
 #include "blimp/client/public/compositor/compositor_dependencies.h"
 
 #if defined(OS_ANDROID)
-#include "blimp/client/core/android/dummy_blimp_client_context_android.h"
+#include "blimp/client/core/context/android/dummy_blimp_client_context_android.h"
 #endif  // OS_ANDROID
 
 namespace blimp {