Formatting / Code styling.

Rename implFb_xxx to fbUpdatesImpl_xxx for consistency
Avoid redundant global variable access

Change-Id: I783b52ade3ff3e9f04f34162684eeb9c4c4addac
diff --git a/android/protocol/fb-updates-impl.h b/android/protocol/fb-updates-impl.h
index db06244..56d4860 100644
--- a/android/protocol/fb-updates-impl.h
+++ b/android/protocol/fb-updates-impl.h
@@ -33,12 +33,12 @@
  * Return:
  *  0 on success, or < 0 on failure.
  */
-int implFb_create(SockAddress* console_socket,
-                  const char* protocol,
-                  QFrameBuffer* fb,
-                  Looper* looper);
+int fbUpdatesImpl_create(SockAddress* console_socket,
+                         const char* protocol,
+                         QFrameBuffer* fb,
+                         Looper* looper);
 
 /* Disconnects and destroys framebuffer client. */
-void implFb_destroy(void);
+void fbUpdatesImpl_destroy(void);
 
 #endif /* _ANDROID_FRAMEBUFFER_UI_H */