Delete unused clip parameter in clearWithOpenGL

Change-Id: Idc31d6cfe0c804fd6c5528432e1179f920e231b3
diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index b4d8685..a051292 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -383,7 +383,7 @@
 #endif
     // -----------------------------------------------------------------------
 
-    void clearWithOpenGL(const sp<const DisplayDevice>& hw, const Region& clip) const;
+    void clearWithOpenGL(const sp<const DisplayDevice>& hw) const;
     void setFiltering(bool filtering);
     bool getFiltering() const;
 
@@ -459,7 +459,7 @@
     static bool getOpacityForFormat(uint32_t format);
 
     // drawing
-    void clearWithOpenGL(const sp<const DisplayDevice>& hw, const Region& clip,
+    void clearWithOpenGL(const sp<const DisplayDevice>& hw,
             float r, float g, float b, float alpha) const;
     void drawWithOpenGL(const sp<const DisplayDevice>& hw, const Region& clip,
             bool useIdentityTransform) const;