Make Pepper resize the buffer through the command buffer.

webkit/plugins/ppapi/plugin_delegate.h

Index: webkit/plugins/ppapi/plugin_delegate.h
diff --git a/webkit/plugins/ppapi/plugin_delegate.h b/webkit/plugins/ppapi/plugin_delegate.h
index 1a94ea0b2ff596800292e6b76903047b6f89999a..869189bd4c335a5b37cf24bfb38735f9ed4b7bc4 100644
--- a/webkit/plugins/ppapi/plugin_delegate.h
+++ b/webkit/plugins/ppapi/plugin_delegate.h
@@ -151,9 +151,6 @@ class PluginDelegate {
     // Get the last EGL error.
     virtual unsigned GetError() = 0;
 
-    // Resize the backing texture used as a back buffer by OpenGL.
-    virtual void ResizeBackingTexture(const gfx::Size& size) = 0;
-
     // Set an optional callback that will be invoked when the side effects of
     // a SwapBuffers call become visible to the compositor. Takes ownership
     // of the callback.