Remove support for the web manifest icon density member.

content/renderer/manifest/manifest_parser_unittest.cc

Index: content/renderer/manifest/manifest_parser_unittest.cc
diff --git a/content/renderer/manifest/manifest_parser_unittest.cc b/content/renderer/manifest/manifest_parser_unittest.cc
index 9a8569d14b243805339a68291c412ee07f76546b..47ae44d145415d3aa467b5b3b7f72a3f4504f6ac 100644
--- a/content/renderer/manifest/manifest_parser_unittest.cc
+++ b/content/renderer/manifest/manifest_parser_unittest.cc
@@ -631,84 +631,6 @@ TEST_F(ManifestParserTest, IconTypeParseRules) {
   }
 }
 
-TEST_F(ManifestParserTest, IconDensityParseRules) {
-  // Smoke test.
-  {
-    Manifest manifest =
-        ParseManifest("{ \"icons\": [ {\"src\": \"\", \"density\": 42 } ] }");
-    EXPECT_EQ(manifest.icons[0].density, 42);
-    EXPECT_EQ(0u, GetErrorCount());
-  }
-
-  // Decimal value.
-  {
-    Manifest manifest =
-        ParseManifest("{ \"icons\": [ {\"src\": \"\", \"density\": 2.5 } ] }");
-    EXPECT_EQ(manifest.icons[0].density, 2.5);
-    EXPECT_EQ(0u, GetErrorCount());
-  }
-
-  // Parse fail if it isn't a float.
-  {
-    Manifest manifest =
-        ParseManifest("{ \"icons\": [ {\"src\": \"\", \"density\": {} } ] }");
-    EXPECT_EQ(manifest.icons[0].density, Manifest::Icon::kDefaultDensity);
-    EXPECT_EQ(1u, GetErrorCount());
-    EXPECT_EQ("Manifest parsing error: icon 'density' ignored, "
-              "must be float greater than 0.",
-              errors()[0]);
-  }
-
-  // Parse fail if it isn't a float.
-  {
-    Manifest manifest =
-        ParseManifest("{ \"icons\": [ {\"src\": \"\", \"density\":\"2\" } ] }");
-    EXPECT_EQ(manifest.icons[0].density, Manifest::Icon::kDefaultDensity);
-    EXPECT_EQ(1u, GetErrorCount());
-    EXPECT_EQ("Manifest parsing error: icon 'density' ignored, "
-              "must be float greater than 0.",
-              errors()[0]);
-  }
-
-  // Edge case: 1.0.
-  {
-    Manifest manifest =
-        ParseManifest("{ \"icons\": [ {\"src\": \"\", \"density\": 1.00 } ] }");
-    EXPECT_EQ(manifest.icons[0].density, 1);
-    EXPECT_EQ(0u, GetErrorCount());
-  }
-
-  // Edge case: values between 0.0 and 1.0 are allowed.
-  {
-    Manifest manifest =
-        ParseManifest("{ \"icons\": [ {\"src\": \"\", \"density\": 0.42 } ] }");
-    EXPECT_EQ(manifest.icons[0].density, 0.42);
-    EXPECT_EQ(0u, GetErrorCount());
-  }
-
-  // 0 is an invalid value.
-  {
-    Manifest manifest =
-        ParseManifest("{ \"icons\": [ {\"src\": \"\", \"density\": 0.0 } ] }");
-    EXPECT_EQ(manifest.icons[0].density, Manifest::Icon::kDefaultDensity);
-    EXPECT_EQ(1u, GetErrorCount());
-    EXPECT_EQ("Manifest parsing error: icon 'density' ignored, "
-              "must be float greater than 0.",
-              errors()[0]);
-  }
-
-  // Negative values are invalid.
-  {
-    Manifest manifest =
-        ParseManifest("{ \"icons\": [ {\"src\": \"\", \"density\": -2.5 } ] }");
-    EXPECT_EQ(manifest.icons[0].density, Manifest::Icon::kDefaultDensity);
-    EXPECT_EQ(1u, GetErrorCount());
-    EXPECT_EQ("Manifest parsing error: icon 'density' ignored, "
-              "must be float greater than 0.",
-              errors()[0]);
-  }
-}
-
 TEST_F(ManifestParserTest, IconSizesParseRules) {
   // Smoke test.
   {