cc: Fix R_8 GpuMemoryBuffers

cc/resources/resource_format.cc

Index: cc/resources/resource_format.cc
diff --git a/cc/resources/resource_format.cc b/cc/resources/resource_format.cc
index c62ae934d728f5d749514164f5da80fc9094c4bd..e11c097b04fb53cf58fc4706ddaa7ecb60beb0a4 100644
--- a/cc/resources/resource_format.cc
+++ b/cc/resources/resource_format.cc
@@ -89,17 +89,18 @@ GLenum GLInternalFormat(ResourceFormat format) {
 
 gfx::BufferFormat BufferFormat(ResourceFormat format) {
   switch (format) {
-    case RGBA_8888:
-      return gfx::BufferFormat::RGBA_8888;
     case BGRA_8888:
       return gfx::BufferFormat::BGRA_8888;
+    case RED_8:
+      return gfx::BufferFormat::R_8;
     case RGBA_4444:
       return gfx::BufferFormat::RGBA_4444;
+    case RGBA_8888:
+      return gfx::BufferFormat::RGBA_8888;
     case ALPHA_8:
     case LUMINANCE_8:
     case RGB_565:
     case ETC1:
-    case RED_8:
       break;
   }
   NOTREACHED();