Revert "Move more internal methods from GrContext to GrContextPriv"

This reverts commit f440cecbfdf1910104f36aedd0e963da2ae8b6a8.

Reason for revert: breaking android builds. 

Original change's description:
> Move more internal methods from GrContext to GrContextPriv
> 
> TBR=bsalomon@google.com
> Change-Id: Ia8cf0e0d30451c69bc7a08215aafa6abe6e0ddbe
> Reviewed-on: https://skia-review.googlesource.com/97080
> Commit-Queue: Robert Phillips <robertphillips@google.com>
> Reviewed-by: Greg Daniel <egdaniel@google.com>

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

Change-Id: If263f8161f0fbe3fc6ee8f34bb09e237705c3694
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/97200
Reviewed-by: Hal Canary <halcanary@google.com>
Commit-Queue: Hal Canary <halcanary@google.com>
diff --git a/tests/SurfaceSemaphoreTest.cpp b/tests/SurfaceSemaphoreTest.cpp
index eea6e37..b4f63fe 100644
--- a/tests/SurfaceSemaphoreTest.cpp
+++ b/tests/SurfaceSemaphoreTest.cpp
@@ -8,7 +8,6 @@
 #include "SkTypes.h"
 
 #if SK_SUPPORT_GPU
-#include "GrContextPriv.h"
 #include "GrContextFactory.h"
 #include "GrTest.h"
 #include "Test.h"
@@ -133,7 +132,7 @@
 #ifdef SK_VULKAN
     if (kVulkan_GrBackend == mainInfo.backend()) {
         // Initialize the secondary semaphore instead of having Ganesh create one internally
-        GrVkGpu* gpu = static_cast<GrVkGpu*>(mainCtx->contextPriv().getGpu());
+        GrVkGpu* gpu = static_cast<GrVkGpu*>(mainCtx->getGpu());
         const GrVkInterface* interface = gpu->vkInterface();
         VkDevice device = gpu->device();
 
@@ -236,7 +235,7 @@
     REPORTER_ASSERT(reporter, GrSemaphoresSubmitted::kYes == submitted);
 
     if (kOpenGL_GrBackend == ctxInfo.backend()) {
-        GrGLGpu* gpu = static_cast<GrGLGpu*>(ctx->contextPriv().getGpu());
+        GrGLGpu* gpu = static_cast<GrGLGpu*>(ctx->getGpu());
         const GrGLInterface* interface = gpu->glInterface();
         GrGLsync sync = semaphore.glSync();
         REPORTER_ASSERT(reporter, sync);
@@ -247,7 +246,7 @@
 
 #ifdef SK_VULKAN
     if (kVulkan_GrBackend == ctxInfo.backend()) {
-        GrVkGpu* gpu = static_cast<GrVkGpu*>(ctx->contextPriv().getGpu());
+        GrVkGpu* gpu = static_cast<GrVkGpu*>(ctx->getGpu());
         const GrVkInterface* interface = gpu->vkInterface();
         VkDevice device = gpu->device();
         VkQueue queue = gpu->queue();