cc: Adding support for RGBA_4444 tile textures

cc/output/direct_renderer.cc

Index: cc/output/direct_renderer.cc
diff --git a/cc/output/direct_renderer.cc b/cc/output/direct_renderer.cc
index c3a4d39b333ffa9cb63a66fd870d80b4e7903d80..c14b0922fd8615a02a86e5181ed9fb1422309e58 100644
--- a/cc/output/direct_renderer.cc
+++ b/cc/output/direct_renderer.cc
@@ -398,8 +398,8 @@ bool DirectRenderer::UseRenderPass(DrawingFrame* frame,
                enlarge_pass_texture_amount_.y());
   if (!texture->id() &&
       !texture->Allocate(size,
-                         RenderPassTextureFormat(render_pass),
-                         ResourceProvider::TextureUsageFramebuffer))
+                         ResourceProvider::TextureUsageFramebuffer,
+                         RenderPassTextureFormat(render_pass)))
     return false;
 
   return BindFramebufferToTexture(frame, texture, render_pass->output_rect);
@@ -420,8 +420,9 @@ gfx::Size DirectRenderer::RenderPassTextureSize(const RenderPass* render_pass) {
 }
 
 // static
-GLenum DirectRenderer::RenderPassTextureFormat(const RenderPass* render_pass) {
-  return GL_RGBA;
+ResourceProvider::TextureFormat DirectRenderer::RenderPassTextureFormat(
+    const RenderPass* render_pass) {
+  return ResourceProvider::RGBA_8888;
 }
 
 }  // namespace cc