Update how we send draws to gpu backend to reduce state setting.

src/gpu/gl/GrGLGpuProgramCache.cpp

Index: src/gpu/gl/GrGLGpuProgramCache.cpp
diff --git a/src/gpu/gl/GrGLGpuProgramCache.cpp b/src/gpu/gl/GrGLGpuProgramCache.cpp
index df8cf60c7b3cf0d04298f61fe9c5e80c1bf1fe69..f37264aa1de14931035f4899f20164994dafb6a9 100644
--- a/src/gpu/gl/GrGLGpuProgramCache.cpp
+++ b/src/gpu/gl/GrGLGpuProgramCache.cpp
@@ -108,28 +108,37 @@ int GrGLGpu::ProgramCache::search(const GrProgramDesc& desc) const {
     return SkTSearch(fEntries, fCount, desc, sizeof(Entry*), less);
 }
 
-GrGLProgram* GrGLGpu::ProgramCache::refProgram(const DrawArgs& args) {
+GrGLProgram* GrGLGpu::ProgramCache::refProgram(const GrGLGpu* gpu,
+                                               const GrPipeline& pipeline,
+                                               const GrPrimitiveProcessor& primProc) {
 #ifdef PROGRAM_CACHE_STATS
     ++fTotalRequests;
 #endif
 
+    // Get GrGLProgramDesc
+    GrGLProgramDesc desc;
+    if (!GrGLProgramDescBuilder::Build(&desc, primProc, pipeline, *gpu->glCaps().glslCaps())) {
+        GrCapsDebugf(gpu->caps(), "Failed to gl program descriptor!\n");
+        return nullptr;
+    }
+
     Entry* entry = nullptr;
 
-    uint32_t hashIdx = args.fDesc->getChecksum();
+    uint32_t hashIdx = desc.getChecksum();
     hashIdx ^= hashIdx >> 16;
     if (kHashBits <= 8) {
         hashIdx ^= hashIdx >> 8;
     }
     hashIdx &=((1 << kHashBits) - 1);
     Entry* hashedEntry = fHashTable[hashIdx];
-    if (hashedEntry && hashedEntry->fProgram->getDesc() == *args.fDesc) {
+    if (hashedEntry && hashedEntry->fProgram->getDesc() == desc) {
         SkASSERT(hashedEntry->fProgram);
         entry = hashedEntry;
     }
 
     int entryIdx;
     if (nullptr == entry) {
-        entryIdx = this->search(*args.fDesc);
+        entryIdx = this->search(desc);
         if (entryIdx >= 0) {
             entry = fEntries[entryIdx];
 #ifdef PROGRAM_CACHE_STATS
@@ -143,7 +152,7 @@ GrGLProgram* GrGLGpu::ProgramCache::refProgram(const DrawArgs& args) {
 #ifdef PROGRAM_CACHE_STATS
         ++fCacheMisses;
 #endif
-        GrGLProgram* program = GrGLProgramBuilder::CreateProgram(args, fGpu);
+        GrGLProgram* program = GrGLProgramBuilder::CreateProgram(pipeline, primProc, desc, fGpu);
         if (nullptr == program) {
             return nullptr;
         }