Reland of Untouch out of bound pixels for CopyTexSubImage2D

third_party/WebKit/LayoutTests/fast/canvas/webgl/uninitialized-test-expected.txt

Index: third_party/WebKit/LayoutTests/fast/canvas/webgl/uninitialized-test-expected.txt
diff --git a/third_party/WebKit/LayoutTests/fast/canvas/webgl/uninitialized-test-expected.txt b/third_party/WebKit/LayoutTests/fast/canvas/webgl/uninitialized-test-expected.txt
index e0cd9b8f09707e3909941e64c39bd78caceaa37b..dcb6a0a1eab49bfbbb3d1f3a203ad39949fa2cbb 100644
--- a/third_party/WebKit/LayoutTests/fast/canvas/webgl/uninitialized-test-expected.txt
+++ b/third_party/WebKit/LayoutTests/fast/canvas/webgl/uninitialized-test-expected.txt
@@ -6,50 +6,50 @@ PASS Context created.
 
 Reading an uninitialized texture (texImage2D) should succeed with all bytes set to 0.
 PASS gl.checkFramebufferStatus(gl.FRAMEBUFFER) is gl.FRAMEBUFFER_COMPLETE
-PASS All data initialized
+PASS All data is expected
 PASS getError was expected value: NO_ERROR : 
 
 Reading an uninitialized portion of a texture (copyTexImage2D) should succeed with all bytes set to 0.
 PASS gl.checkFramebufferStatus(gl.FRAMEBUFFER) is gl.FRAMEBUFFER_COMPLETE
 PASS getError was expected value: NO_ERROR : 
 PASS gl.checkFramebufferStatus(gl.FRAMEBUFFER) is gl.FRAMEBUFFER_COMPLETE
-PASS All data initialized
+PASS All data is expected
 PASS getError was expected value: NO_ERROR : 
 
 Reading an uninitialized portion of a texture (copyTexImage2D with negative x and y) should succeed with all bytes set to 0.
 PASS gl.checkFramebufferStatus(gl.FRAMEBUFFER) is gl.FRAMEBUFFER_COMPLETE
 PASS getError was expected value: NO_ERROR : 
 PASS gl.checkFramebufferStatus(gl.FRAMEBUFFER) is gl.FRAMEBUFFER_COMPLETE
-PASS All data initialized
+PASS All data is expected
 PASS getError was expected value: NO_ERROR : 
 
 Reading an uninitialized portion of a texture (copyTexImage2D from WebGL internal fbo) should succeed with all bytes set to 0.
 PASS getError was expected value: NO_ERROR : 
 PASS gl.checkFramebufferStatus(gl.FRAMEBUFFER) is gl.FRAMEBUFFER_COMPLETE
-PASS All data initialized
+PASS All data is expected
 PASS getError was expected value: NO_ERROR : 
 
-Reading an uninitialized portion of a texture (copyTexSubImage2D) should succeed with all bytes set to 0.
+Reading an uninitialized portion of a texture (copyTexSubImage2D) should succeed with all bytes untouched.
 PASS getError was expected value: NO_ERROR : 
 PASS gl.checkFramebufferStatus(gl.FRAMEBUFFER) is gl.FRAMEBUFFER_COMPLETE
 PASS getError was expected value: NO_ERROR : 
 PASS gl.checkFramebufferStatus(gl.FRAMEBUFFER) is gl.FRAMEBUFFER_COMPLETE
-PASS All data initialized
+PASS All data is expected
 PASS getError was expected value: NO_ERROR : 
 
-Reading an uninitialized portion of a texture (copyTexSubImage2D with negative x and y) should succeed with all bytes set to 0.
+Reading an uninitialized portion of a texture (copyTexSubImage2D with negative x and y) should succeed with all bytes untouched.
 PASS getError was expected value: NO_ERROR : 
 PASS gl.checkFramebufferStatus(gl.FRAMEBUFFER) is gl.FRAMEBUFFER_COMPLETE
 PASS getError was expected value: NO_ERROR : 
 PASS gl.checkFramebufferStatus(gl.FRAMEBUFFER) is gl.FRAMEBUFFER_COMPLETE
-PASS All data initialized
+PASS All data is expected
 PASS getError was expected value: NO_ERROR : 
 
-Reading an uninitialized portion of a texture (copyTexSubImage2D from WebGL internal fbo) should succeed with all bytes set to 0.
+Reading an uninitialized portion of a texture (copyTexSubImage2D from WebGL internal fbo) should succeed with all bytes untouched.
 PASS getError was expected value: NO_ERROR : 
 PASS getError was expected value: NO_ERROR : 
 PASS gl.checkFramebufferStatus(gl.FRAMEBUFFER) is gl.FRAMEBUFFER_COMPLETE
-PASS All data initialized
+PASS All data is expected
 PASS getError was expected value: NO_ERROR : 
 
 PASS successfullyParsed is true