Minor logging changes to input dispatcher to help with debugging.

Added dumpsys reporting to EventHub.
Made the formatting a bit clearer.
Added 'Locked' suffix to some internal methods of EventHub.

Change-Id: Ic449560bcce378f6361895d27c66854e9724abb0
diff --git a/include/ui/EventHub.h b/include/ui/EventHub.h
index d6b09dc..d077d0e 100644
--- a/include/ui/EventHub.h
+++ b/include/ui/EventHub.h
@@ -181,6 +181,8 @@
      */
     virtual bool markSupportedKeyCodes(int32_t deviceId, size_t numCodes, const int32_t* keyCodes,
             uint8_t* outFlags) const = 0;
+
+    virtual void dump(String8& dump) = 0;
 };
 
 class EventHub : public EventHubInterface
@@ -211,6 +213,8 @@
 
     virtual bool getEvent(RawEvent* outEvent);
 
+    virtual void dump(String8& dump);
+
 protected:
     virtual ~EventHub();
     
@@ -239,8 +243,8 @@
         ~device_t();
     };
 
-    device_t* getDevice(int32_t deviceId) const;
-    bool hasKeycode(device_t* device, int keycode) const;
+    device_t* getDeviceLocked(int32_t deviceId) const;
+    bool hasKeycodeLocked(device_t* device, int keycode) const;
     
     int32_t getScanCodeStateLocked(device_t* device, int32_t scanCode) const;
     int32_t getKeyCodeStateLocked(device_t* device, int32_t keyCode) const;