Changed Blimp client to start with white screen before drawing contents

blimp/client/app/android/blimp_compositor_manager_android.cc

Index: blimp/client/app/android/blimp_compositor_manager_android.cc
diff --git a/blimp/client/app/android/blimp_compositor_manager_android.cc b/blimp/client/app/android/blimp_compositor_manager_android.cc
index 6aa30fcaa4c57025b657151274a56ce39ad9d69b..89407cca391462efbfb487d134207d768a113f8f 100644
--- a/blimp/client/app/android/blimp_compositor_manager_android.cc
+++ b/blimp/client/app/android/blimp_compositor_manager_android.cc
@@ -25,7 +25,8 @@ std::unique_ptr<BlimpCompositorManagerAndroid>
 BlimpCompositorManagerAndroid::Create(
     const gfx::Size& real_size,
     const gfx::Size& size,
-    RenderWidgetFeature* render_widget_feature) {
+    RenderWidgetFeature* render_widget_feature,
+    BlimpCompositorManagerClient* client) {
   gfx::Size device_size(real_size);
   bool real_size_supported = true;
   if (device_size.IsEmpty()) {
@@ -33,14 +34,15 @@ BlimpCompositorManagerAndroid::Create(
     device_size = size;
   }
   return base::WrapUnique(new BlimpCompositorManagerAndroid(
-      device_size, real_size_supported, render_widget_feature));
+      device_size, real_size_supported, render_widget_feature, client));
 }
 
 BlimpCompositorManagerAndroid::BlimpCompositorManagerAndroid(
     const gfx::Size& size,
     bool real_size_supported,
-    RenderWidgetFeature* render_widget_feature)
-    : BlimpCompositorManager(render_widget_feature),
+    RenderWidgetFeature* render_widget_feature,
+    BlimpCompositorManagerClient* client)
+    : BlimpCompositorManager(render_widget_feature, client),
       portrait_width_(std::min(size.width(), size.height())),
       landscape_width_(std::max(size.width(), size.height())),
       real_size_supported_(real_size_supported) {}