Revert "Remove GrBackendRenderTargetDesc in favor of GrBackendRenderTarget."

This reverts commit e2d37c2a07f5473e5fc6fb65e9e23e14127580e9.

Reason for revert: <INSERT REASONING HERE>

Original change's description:
> Remove GrBackendRenderTargetDesc in favor of GrBackendRenderTarget.
> 
> Also removes a reference to GrBackendTextureDesc in a comment and updates markdown docs.
> 
> Docs-Preview: https://skia.org/?cl=24861
> Bug: skia:
> Change-Id: Ic6490d5ef46953450e6dee69271397bb2b94d0d6
> Reviewed-on: https://skia-review.googlesource.com/24861
> Commit-Queue: Brian Salomon <bsalomon@google.com>
> Reviewed-by: Robert Phillips <robertphillips@google.com>

TBR=egdaniel@google.com,bsalomon@google.com,robertphillips@google.com

Change-Id: I4b85b529727f0bf5aec21d87e725a8195666e2e5
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: skia:
Reviewed-on: https://skia-review.googlesource.com/25182
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>

2 files changed, 28 insertions, 25 deletions

diff --git a/experimental/GLFWTest/glfw_main.cpp b/experimental/GLFWTest/glfw_main.cpp
index 34fbd4ed55..63ea1f1d9f 100644
--- a/experimental/GLFWTest/glfw_main.cpp
+++ b/experimental/GLFWTest/glfw_main.cpp
@@ -5,11 +5,12 @@
  * found in the LICENSE file.
  */
 
+#include "GLFW/glfw3.h"
 #include <stdlib.h>
 #include <stdio.h>
-#include "GLFW/glfw3.h"
-#include "GrBackendSurface.h"
+
 #include "GrContext.h"
+
 #include "SkCanvas.h"
 #include "SkImage.h"
 #include "SkRSXform.h"
@@ -31,18 +32,17 @@ static void key_callback(GLFWwindow* window, int key, int scancode, int action,
 
 static void init_skia(int w, int h) {
     sContext = GrContext::Create(kOpenGL_GrBackend, 0);
-
-    GrGLFramebufferInfo framebufferInfo;
-    framebufferInfo.fFBOID = 0;  // assume default framebuffer
-    GrBackendRenderTarget backendRenderTarget(w, h,
-                                              0, // sample count
-                                              0, // stencil bits
-                                              kSkia8888_GrPixelConfig,
-                                              framebufferInfo);
-
-    sSurface = SkSurface::MakeFromBackendRenderTarget(sContext, backendRenderTarget,
-                                                      kBottomLeft_GrSurfaceOrigin,
-                                                      nullptr, nullptr).release();
+    
+    GrBackendRenderTargetDesc desc;
+    desc.fWidth = w;
+    desc.fHeight = h;
+    desc.fConfig = kSkia8888_GrPixelConfig;
+    desc.fOrigin = kBottomLeft_GrSurfaceOrigin;
+    desc.fSampleCnt = 1;
+    desc.fStencilBits = 0;
+    desc.fRenderTargetHandle = 0;  // assume default framebuffer
+ 
+    sSurface = SkSurface::MakeFromBackendRenderTarget(sContext, desc, nullptr, nullptr).release();
 }
 
 static void cleanup_skia() {
diff --git a/experimental/SkV8Example/SkV8Example.cpp b/experimental/SkV8Example/SkV8Example.cpp
index b4a0db633b..a6a2a7e816 100644
--- a/experimental/SkV8Example/SkV8Example.cpp
+++ b/experimental/SkV8Example/SkV8Example.cpp
@@ -8,12 +8,13 @@
  */
 #include <v8.h>
 #include <include/libplatform/libplatform.h>
+
 #include "SkV8Example.h"
 #include "Global.h"
 #include "JsContext.h"
 #include "Path2D.h"
 #include "Path2DBuilder.h"
-#include "GrBackendSurface.h"
+
 #include "gl/GrGLUtil.h"
 #include "gl/GrGLDefines.h"
 #include "gl/GrGLInterface.h"
@@ -84,17 +85,19 @@ void SkV8ExampleWindow::windowSizeChanged() {
             exit(1);
         }
 
-        GrGLFramebufferInfo framebufferInfo;
-        GR_GL_GetIntegerv(fCurIntf, GR_GL_FRAMEBUFFER_BINDING, &framebufferInfo.fFBOID);
-        GrBackendRenderTarget backendRenderTarget(SkScalarRoundToInt(this->width()),
-                                                  SkScalarRoundToInt(this->height()),
-                                                  attachmentInfo.fSampleCount,
-                                                  attachmentInfo.fStencilBits,
-                                                  kSkia8888_GrPixelConfig,
-                                                  framebufferInfo);
+        GrBackendRenderTargetDesc desc;
+        desc.fWidth = SkScalarRoundToInt(this->width());
+        desc.fHeight = SkScalarRoundToInt(this->height());
+        desc.fConfig = kSkia8888_GrPixelConfig;
+        desc.fOrigin = kBottomLeft_GrSurfaceOrigin;
+        desc.fSampleCnt = attachmentInfo.fSampleCount;
+        desc.fStencilBits = attachmentInfo.fStencilBits;
+        GrGLint buffer;
+        GR_GL_GetIntegerv(fCurIntf, GR_GL_FRAMEBUFFER_BINDING, &buffer);
+        desc.fRenderTargetHandle = buffer;
+
         SkSafeUnref(fCurSurface);
-        fCurSurface = SkSurface::MakeFromBackendRenderTarget(fCurContext, backendRenderTarget,
-                                                             kBottomLeft_GrSurfaceOrigin,
+        fCurSurface = SkSurface::MakeFromBackendRenderTarget(fCurContext, desc,
                                                              nullptr, nullptr).release();
     }
 }