Revert of Work around for nexus 6 TexSubImage issue

src/gpu/GrCaps.cpp

Index: src/gpu/GrCaps.cpp
diff --git a/src/gpu/GrCaps.cpp b/src/gpu/GrCaps.cpp
index 2e956c7da50f81bbc7d8e883b47421cdb88213c5..ba4e10430dfffa977dd1535e084bde99bc2b2f3c 100644
--- a/src/gpu/GrCaps.cpp
+++ b/src/gpu/GrCaps.cpp
@@ -109,7 +109,6 @@
     fSupressPrints = options.fSuppressPrints;
     fDrawPathMasksToCompressedTextureSupport = options.fDrawPathToCompressedTexture;
     fGeometryBufferMapThreshold = options.fGeometryBufferMapThreshold;
-    fUseDrawInsteadOfPartialTextureWrite = options.fUseDrawInsteadOfPartialTextureWrite;
 }
 
 void GrCaps::applyOptionsOverrides(const GrContextOptions& options) {
@@ -151,8 +150,6 @@
     r.appendf("Oversized Stencil Support          : %s\n", gNY[fOversizedStencilSupport]);
     r.appendf("Texture Barrier Support            : %s\n", gNY[fTextureBarrierSupport]);
     r.appendf("Draw Instead of Clear [workaround] : %s\n", gNY[fUseDrawInsteadOfClear]);
-    r.appendf("Draw Instead of TexSubImage [workaround] : %s\n",
-              gNY[fUseDrawInsteadOfPartialTextureWrite]);
     if (this->advancedBlendEquationSupport()) {
         r.appendf("Advanced Blend Equation Blacklist  : 0x%x\n", fAdvBlendEqBlacklist);
     }