Style bikeshed - remove extraneous whitespace

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 dc449f8159e6d4b35bbc5217670e5cf3c7ec3fe2..f6e0eaa9409277a54849c4a944954743788552d8 100644
--- a/src/gpu/gl/GrGLGpuProgramCache.cpp
+++ b/src/gpu/gl/GrGLGpuProgramCache.cpp
@@ -23,7 +23,7 @@ SK_CONF_DECLARE(bool, c_DisplayCache, "gpu.displayCache", false,
 typedef GrGLSLProgramDataManager::UniformHandle UniformHandle;
 
 struct GrGLGpu::ProgramCache::Entry {
-    
+
     Entry() : fProgram(nullptr), fLRUStamp(0) {}
 
     SkAutoTUnref<GrGLProgram>   fProgram;