Use correct OriginUpperLeft when linking more than one shader.

Test/baseResults/link1.vk.frag.out

@@ -0,0 +1,60 @@
+link1.vk.frag
+Warning, version 450 is not yet complete; most version-specific features are present, but some are missing.
+
+Shader version: 450
+gl_FragCoord origin is upper left
+0:? Sequence
+0:7  Function Definition: main( (global void)
+0:7    Function Parameters: 
+0:9    Sequence
+0:9      move second child to first child (temp highp 4-component vector of float)
+0:9        'color' (out highp 4-component vector of float)
+0:9        Function Call: getColor( (global highp 4-component vector of float)
+0:?   Linker Objects
+0:?     'color' (out highp 4-component vector of float)
+
+link2.vk.frag
+Warning, version 450 is not yet complete; most version-specific features are present, but some are missing.
+
+Shader version: 450
+gl_FragCoord origin is upper left
+0:? Sequence
+0:5  Function Definition: getColor( (global highp 4-component vector of float)
+0:5    Function Parameters: 
+0:7    Sequence
+0:7      Branch: Return with expression
+0:7        texture (global highp 4-component vector of float)
+0:7          's2D' (uniform highp sampler2D)
+0:7          Constant:
+0:7            0.500000
+0:7            0.500000
+0:?   Linker Objects
+0:?     's2D' (uniform highp sampler2D)
+
+
+Linked fragment stage:
+
+
+Shader version: 450
+gl_FragCoord origin is upper left
+0:? Sequence
+0:7  Function Definition: main( (global void)
+0:7    Function Parameters: 
+0:9    Sequence
+0:9      move second child to first child (temp highp 4-component vector of float)
+0:9        'color' (out highp 4-component vector of float)
+0:9        Function Call: getColor( (global highp 4-component vector of float)
+0:5  Function Definition: getColor( (global highp 4-component vector of float)
+0:5    Function Parameters: 
+0:7    Sequence
+0:7      Branch: Return with expression
+0:7        texture (global highp 4-component vector of float)
+0:7          's2D' (uniform highp sampler2D)
+0:7          Constant:
+0:7            0.500000
+0:7            0.500000
+0:?   Linker Objects
+0:?     'color' (out highp 4-component vector of float)
+0:?     's2D' (uniform highp sampler2D)
+
+SPIR-V is not generated for failed compile or link

Test/link1.vk.frag

@@ -0,0 +1,10 @@
+#version 450
+
+vec4 getColor();
+
+out vec4 color;
+
+void main()
+{
+    color = getColor();
+}

Test/link2.vk.frag

@@ -0,0 +1,8 @@
+#version 450
+
+uniform sampler2D s2D;
+
+vec4 getColor()
+{
+  return texture(s2D, vec2(0.5));
+}