cc: Make OutputSurface::Reshape abstract

ui/compositor/test/in_process_context_factory.cc

Index: ui/compositor/test/in_process_context_factory.cc
diff --git a/ui/compositor/test/in_process_context_factory.cc b/ui/compositor/test/in_process_context_factory.cc
index 969d14b9a050eac9cea443edf63ce1c6aabdf7f4..77c83c01559b81f83ebea01a44c5ad0452ca769e 100644
--- a/ui/compositor/test/in_process_context_factory.cc
+++ b/ui/compositor/test/in_process_context_factory.cc
@@ -56,15 +56,20 @@ class DirectOutputSurface : public cc::OutputSurface {
   ~DirectOutputSurface() override {}
 
   // cc::OutputSurface implementation.
+  bool BindToClient(cc::OutputSurfaceClient* client) override {
+    return OutputSurface::BindToClient(client);
+  }
   void EnsureBackbuffer() override {}
   void DiscardBackbuffer() override {}
   void BindFramebuffer() override {
     context_provider()->ContextGL()->BindFramebuffer(GL_FRAMEBUFFER, 0);
   }
-  bool BindToClient(cc::OutputSurfaceClient* client) override {
-    if (!OutputSurface::BindToClient(client))
-      return false;
-    return true;
+  void Reshape(const gfx::Size& size,
+               float device_scale_factor,
+               const gfx::ColorSpace& color_space,
+               bool has_alpha) override {
+    context_provider()->ContextGL()->ResizeCHROMIUM(
+        size.width(), size.height(), device_scale_factor, has_alpha);
   }
   void SwapBuffers(cc::OutputSurfaceFrame frame) override {
     DCHECK(context_provider_.get());