Bug 1379280 - Move FocusTarget include from nsIPresShell to PresShell. r=smaug

FocusTarget used to be needed in nsIPresShell, but it was moved to PresShell.

MozReview-Commit-ID: HQFpT9OJaUz

--HG--
extra : rebase_source : ddc29462fc71f8a71dd2419823ddf6f7e92a60ce

layout/base/PresShell.h

@@ -24,6 +24,7 @@
 #include "MobileViewportManager.h"
 #include "mozilla/Attributes.h"
 #include "mozilla/EventForwards.h"
+#include "mozilla/layers/FocusTarget.h"
 #include "mozilla/MemoryReporting.h"
 #include "mozilla/StyleSetHandle.h"
 #include "mozilla/UniquePtr.h"
@@ -85,6 +86,9 @@ class PresShell final : public nsIPresShell,
                         public nsIObserver,
                         public nsSupportsWeakReference
 {
+protected:
+  typedef mozilla::layers::FocusTarget FocusTarget;
+
 public:
   PresShell();
 

layout/base/nsIPresShell.h

@@ -23,7 +23,6 @@
 #include "mozilla/ArenaObjectID.h"
 #include "mozilla/EventForwards.h"
 #include "mozilla/FlushType.h"
-#include "mozilla/layers/FocusTarget.h"
 #include "mozilla/MemoryReporting.h"
 #include "mozilla/StaticPtr.h"
 #include "mozilla/StyleSetHandle.h"
@@ -181,7 +180,6 @@ public:
   NS_DECLARE_STATIC_IID_ACCESSOR(NS_IPRESSHELL_IID)
 
 protected:
-  typedef mozilla::layers::FocusTarget FocusTarget;
   typedef mozilla::layers::LayerManager LayerManager;
   typedef mozilla::gfx::SourceSurface SourceSurface;