Rebaseline of media tests after WebKit r49259....

webkit/data/layout_tests/platform/chromium-linux/LayoutTests/media/video-empty-source-expected.txt

Index: webkit/data/layout_tests/platform/chromium-linux/LayoutTests/media/video-empty-source-expected.txt
===================================================================
--- webkit/data/layout_tests/platform/chromium-linux/LayoutTests/media/video-empty-source-expected.txt	(revision 28333)
+++ webkit/data/layout_tests/platform/chromium-linux/LayoutTests/media/video-empty-source-expected.txt	(working copy)
@@ -1,31 +0,0 @@
-layer at (0,0) size 800x600
-  RenderView at (0,0) size 800x600
-layer at (0,0) size 800x600
-  RenderBlock {HTML} at (0,0) size 800x600
-    RenderBody {BODY} at (8,8) size 784x584
-      RenderBlock {P} at (0,0) size 784x20
-        RenderText {#text} at (0,0) size 409x19
-          text run at (0,0) width 409: "Slider drawing with no source. The controls should render correctly."
-      RenderBlock (anonymous) at (0,36) size 784x152
-        RenderText {#text} at (0,0) size 0x0
-        RenderText {#text} at (0,0) size 0x0
-        RenderText {#text} at (0,0) size 0x0
-layer at (8,44) size 302x152
-  RenderVideo {VIDEO} at (0,0) size 302x152 [border: (1px solid #000000)]
-layer at (9,45) size 300x150
-  RenderBlock (relative positioned) {DIV} at (1,1) size 300x150
-layer at (9,163) size 300x32
-  RenderFlexibleBox (positioned) {DIV} at (0,118) size 300x32 [bgcolor=#00000099]
-layer at (16,169) size 18x19
-  RenderButton {INPUT} at (7,6) size 18x19
-layer at (39,163) size 236x32
-  RenderFlexibleBox (positioned) {DIV} at (30,0) size 236x32
-layer at (217,169) size 58x20
-  RenderBlock (positioned) {DIV} at (178,6) size 58x20 [color=#FFFFFF]
-    RenderText {#text} at (8,1) size 42x19
-      text run at (8,1) width 42: "00:00"
-layer at (45,169) size 165x24
-  RenderSlider {INPUT} at (6,6) size 165x18 [color=#328CDF] [bgcolor=#FFFFFF14] [border: (1px solid #FFFFFF33)]
-    RenderBlock {DIV} at (3,-5) size 9x29
-layer at (275,163) size 34x32
-  RenderButton {INPUT} at (266,0) size 34x32