emulator opengl: added Bind texture to EGLImage/surface

added functionality to bind an EGLImage to a texture both
in the system and host sides.

Change-Id: I2dc26090b45da080ac4d0e8f5799c95f7cc54634

tools/emulator/opengl/host/libs/libOpenglRender/FrameBuffer.h

@@ -67,6 +67,7 @@ public:
 
     bool  bindContext(HandleType p_context, HandleType p_drawSurface, HandleType p_readSurface);
     bool  setWindowSurfaceColorBuffer(HandleType p_surface, HandleType p_colorbuffer);
+    bool  bindColorBufferToTexture(HandleType p_colorbuffer);
 
     bool post(HandleType p_colorbuffer);