Revert "Add sizeInBytes to GrResource, make GrRenderTarget aware of its pixel config (r1951)"

Temporarily revert this change in order to roll other changes into Chrome.

TBR=bsalomon@google.com

Review URL: http://codereview.appspot.com/4807051

git-svn-id: http://skia.googlecode.com/svn/trunk@1958 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gpu/src/GrGLInterface.cpp b/gpu/src/GrGLInterface.cpp
index 68d058d..2237474 100644
--- a/gpu/src/GrGLInterface.cpp
+++ b/gpu/src/GrGLInterface.cpp
@@ -236,8 +236,6 @@
         NULL == fDeleteRenderbuffers ||
         NULL == fFramebufferRenderbuffer ||
         NULL == fFramebufferTexture2D ||
-        NULL == fGetFramebufferAttachmentParameteriv ||
-        NULL == fGetRenderbufferParameteriv ||
         NULL == fGenFramebuffers ||
         NULL == fGenRenderbuffers ||
         NULL == fRenderbufferStorage) {
@@ -312,11 +310,9 @@
 
     // part of desktop GL
     if (kDesktop_GrGLBinding == fBindingsExported &&
-        (NULL == fLineWidth ||
-         NULL == fGetTexLevelParameteriv)) {
+        NULL == fLineWidth) {
         return false;
     }
-
     // FBO MSAA
     if (kDesktop_GrGLBinding == fBindingsExported) {
         // GL 3.0 and the ARB extension have multisample + blit