Exposing DOM float & double types as double rather than num.

sdk/lib/web_gl/dart2js/web_gl_dart2js.dart

Index: sdk/lib/web_gl/dart2js/web_gl_dart2js.dart
diff --git a/sdk/lib/web_gl/dart2js/web_gl_dart2js.dart b/sdk/lib/web_gl/dart2js/web_gl_dart2js.dart
index ae64061a5315222c4ee09219f2116ff40c038f95..b06595fd9bbf67a55004d73d884d4dfe87dc42a6 100644
--- a/sdk/lib/web_gl/dart2js/web_gl_dart2js.dart
+++ b/sdk/lib/web_gl/dart2js/web_gl_dart2js.dart
@@ -2060,7 +2060,7 @@ class RenderingContext extends CanvasRenderingContext native "WebGLRenderingCont
 
   @DomName('WebGLRenderingContext.blendColor')
   @DocsEditable
-  void blendColor(num red, num green, num blue, num alpha) native;
+  void blendColor(double red, double green, double blue, double alpha) native;
 
   @DomName('WebGLRenderingContext.blendEquation')
   @DocsEditable
@@ -2096,11 +2096,11 @@ class RenderingContext extends CanvasRenderingContext native "WebGLRenderingCont
 
   @DomName('WebGLRenderingContext.clearColor')
   @DocsEditable
-  void clearColor(num red, num green, num blue, num alpha) native;
+  void clearColor(double red, double green, double blue, double alpha) native;
 
   @DomName('WebGLRenderingContext.clearDepth')
   @DocsEditable
-  void clearDepth(num depth) native;
+  void clearDepth(double depth) native;
 
   @DomName('WebGLRenderingContext.clearStencil')
   @DocsEditable
@@ -2192,7 +2192,7 @@ class RenderingContext extends CanvasRenderingContext native "WebGLRenderingCont
 
   @DomName('WebGLRenderingContext.depthRange')
   @DocsEditable
-  void depthRange(num zNear, num zFar) native;
+  void depthRange(double zNear, double zFar) native;
 
   @DomName('WebGLRenderingContext.detachShader')
   @DocsEditable
@@ -2378,7 +2378,7 @@ class RenderingContext extends CanvasRenderingContext native "WebGLRenderingCont
 
   @DomName('WebGLRenderingContext.lineWidth')
   @DocsEditable
-  void lineWidth(num width) native;
+  void lineWidth(double width) native;
 
   @DomName('WebGLRenderingContext.linkProgram')
   @DocsEditable
@@ -2390,7 +2390,7 @@ class RenderingContext extends CanvasRenderingContext native "WebGLRenderingCont
 
   @DomName('WebGLRenderingContext.polygonOffset')
   @DocsEditable
-  void polygonOffset(num factor, num units) native;
+  void polygonOffset(double factor, double units) native;
 
   @DomName('WebGLRenderingContext.readPixels')
   @DocsEditable
@@ -2402,7 +2402,7 @@ class RenderingContext extends CanvasRenderingContext native "WebGLRenderingCont
 
   @DomName('WebGLRenderingContext.sampleCoverage')
   @DocsEditable
-  void sampleCoverage(num value, bool invert) native;
+  void sampleCoverage(double value, bool invert) native;
 
   @DomName('WebGLRenderingContext.scissor')
   @DocsEditable
@@ -2485,7 +2485,7 @@ class RenderingContext extends CanvasRenderingContext native "WebGLRenderingCont
 
   @DomName('WebGLRenderingContext.texParameterf')
   @DocsEditable
-  void texParameterf(int target, int pname, num param) native;
+  void texParameterf(int target, int pname, double param) native;
 
   @DomName('WebGLRenderingContext.texParameteri')
   @DocsEditable
@@ -2540,7 +2540,7 @@ class RenderingContext extends CanvasRenderingContext native "WebGLRenderingCont
 
   @DomName('WebGLRenderingContext.uniform1f')
   @DocsEditable
-  void uniform1f(UniformLocation location, num x) native;
+  void uniform1f(UniformLocation location, double x) native;
 
   @DomName('WebGLRenderingContext.uniform1fv')
   @DocsEditable
@@ -2556,7 +2556,7 @@ class RenderingContext extends CanvasRenderingContext native "WebGLRenderingCont
 
   @DomName('WebGLRenderingContext.uniform2f')
   @DocsEditable
-  void uniform2f(UniformLocation location, num x, num y) native;
+  void uniform2f(UniformLocation location, double x, double y) native;
 
   @DomName('WebGLRenderingContext.uniform2fv')
   @DocsEditable
@@ -2572,7 +2572,7 @@ class RenderingContext extends CanvasRenderingContext native "WebGLRenderingCont
 
   @DomName('WebGLRenderingContext.uniform3f')
   @DocsEditable
-  void uniform3f(UniformLocation location, num x, num y, num z) native;
+  void uniform3f(UniformLocation location, double x, double y, double z) native;
 
   @DomName('WebGLRenderingContext.uniform3fv')
   @DocsEditable
@@ -2588,7 +2588,7 @@ class RenderingContext extends CanvasRenderingContext native "WebGLRenderingCont
 
   @DomName('WebGLRenderingContext.uniform4f')
   @DocsEditable
-  void uniform4f(UniformLocation location, num x, num y, num z, num w) native;
+  void uniform4f(UniformLocation location, double x, double y, double z, double w) native;
 
   @DomName('WebGLRenderingContext.uniform4fv')
   @DocsEditable
@@ -2624,7 +2624,7 @@ class RenderingContext extends CanvasRenderingContext native "WebGLRenderingCont
 
   @DomName('WebGLRenderingContext.vertexAttrib1f')
   @DocsEditable
-  void vertexAttrib1f(int indx, num x) native;
+  void vertexAttrib1f(int indx, double x) native;
 
   @DomName('WebGLRenderingContext.vertexAttrib1fv')
   @DocsEditable
@@ -2632,7 +2632,7 @@ class RenderingContext extends CanvasRenderingContext native "WebGLRenderingCont
 
   @DomName('WebGLRenderingContext.vertexAttrib2f')
   @DocsEditable
-  void vertexAttrib2f(int indx, num x, num y) native;
+  void vertexAttrib2f(int indx, double x, double y) native;
 
   @DomName('WebGLRenderingContext.vertexAttrib2fv')
   @DocsEditable
@@ -2640,7 +2640,7 @@ class RenderingContext extends CanvasRenderingContext native "WebGLRenderingCont
 
   @DomName('WebGLRenderingContext.vertexAttrib3f')
   @DocsEditable
-  void vertexAttrib3f(int indx, num x, num y, num z) native;
+  void vertexAttrib3f(int indx, double x, double y, double z) native;
 
   @DomName('WebGLRenderingContext.vertexAttrib3fv')
   @DocsEditable
@@ -2648,7 +2648,7 @@ class RenderingContext extends CanvasRenderingContext native "WebGLRenderingCont
 
   @DomName('WebGLRenderingContext.vertexAttrib4f')
   @DocsEditable
-  void vertexAttrib4f(int indx, num x, num y, num z, num w) native;
+  void vertexAttrib4f(int indx, double x, double y, double z, double w) native;
 
   @DomName('WebGLRenderingContext.vertexAttrib4fv')
   @DocsEditable