Adding support for controlling the global sRGB SkColor switch.

tools/skiaserve/Request.cpp

Index: tools/skiaserve/Request.cpp
diff --git a/tools/skiaserve/Request.cpp b/tools/skiaserve/Request.cpp
index 58aca84b53bbf0dc0f2b8164afdb073b7ef84de5..7cbc9ef212d9a80a99be06c90352ec8fb25c28a3 100644
--- a/tools/skiaserve/Request.cpp
+++ b/tools/skiaserve/Request.cpp
@@ -9,6 +9,7 @@
 
 #include "SkPictureRecorder.h"
 #include "SkPixelSerializer.h"
+#include "SkPM4fPriv.h"
 #include "picture_utils.h"
 
 using namespace sk_gpu_test;
@@ -186,6 +187,11 @@ bool Request::setColorMode(int mode) {
     return enableGPU(fGPUEnabled);
 }
 
+bool Request::setSRGBMode(bool enable) {
+    gTreatSkColorAsSRGB = enable;
+    return true;
+}
+
 bool Request::enableGPU(bool enable) {
     if (enable) {
         SkSurface* surface = this->createGPUSurface();
@@ -238,6 +244,7 @@ SkData* Request::getJsonOps(int n) {
     root["mode"] = Json::Value(fGPUEnabled ? "gpu" : "cpu");
     root["drawGpuBatchBounds"] = Json::Value(fDebugCanvas->getDrawGpuBatchBounds());
     root["colorMode"] = Json::Value(fColorMode);
+    root["srgbMode"] = Json::Value(gTreatSkColorAsSRGB);
     SkDynamicMemoryWStream stream;
     stream.writeText(Json::FastWriter().write(root).c_str());